Ingvar Byrkjedal
Position
Emeritus
Affiliation
Publications
Academic article
- Malick-Wahls, Sarah Lou; Byrkjedal, Ingvar; Ganter, Barbara et al. (2024). Morphometric differences between sexes and populations in Norwegian Dunlins Calidris alpina. (external link)
- Fjeldheim, Vegard Bang; Byrkjedal, Ingvar; Lislevand, Terje (2023). Selection of territorial habitat in a declining population of Lapland Longspurs Calcarius lapponicus. (external link)
- Byrkjedal, Ingvar; Fjeldheim, Vegard Bang; Halvorsen, Lene Synnøve et al. (2022). Diet of three sympatric species of granivorous songbirds in a Norwegian high mountain area during the early breeding season. (external link)
- Byrkjedal, Ingvar; Högstedt, Göran (2022). Numbers of Horned Lark Eremophila alpestris are increasing at high alpine and arctic breeding sites in Norway.. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Heggøy, Oddvar et al. (2021). Population status, trends and conservation of meadow-breeding waders in Norway. (external link)
- Lynghammar, Arve; Byrkjedal, Ingvar; Bugjerde, Berit Margrete et al. (2020). Approaching the Arctic: the occurrence of Parin’s spinyfin Diretmichthys parini (Beryciformes: Diretmidae) in the Nordic Seas . (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar (2020). Walleye pollock Gadus chalcogrammus Pallas, 1814 found north of Spitsbergen indicates a Pacific-Atlantic connection in the species. (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein (2019). Bestandsendring hos storspove på Jæren 1997-2019. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar (2019). Selective feeding on jellyfish organs by Northern Fulmars Fulmarus glacialis. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar; Christiansen, Jørgen Schou et al. (2018). The distribution of the fathead sculpin species Cottunculus subspinosus Jensen, 1902. (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein (2018). Nedgang i hekkebestanden av tjeld i jordbrukslandskap på Jæren. (external link)
- Bergstad, Odd Aksel; Johannesen, Edda; Høines, Åge Sigurd et al. (2018). Demersal fish assemblages in the boreo-Arctic shelf waters around Svalbard during the warm period 2007–2014. (external link)
- Byrkjedal, Ingvar (2017). Interspecific aggression by wintering Great Northern Divers Gavia immer. (external link)
- Karamushko, Oleg V.; Byrkjedal, Ingvar; Christiansen, Jørgen Schou et al. (2017). First record of juvenile northern wolffish (Anarhichas denticulatus Krøyer, 1845) on the continental slope of Northeast Greenland. (external link)
- Rees, David John; Byrkjedal, Ingvar; Sutton, Tracey T. (2017). Pruning the pearlsides: reconciling morphology and molecules in mesopelagic fishes (Maurolicus: Sternoptychidae). (external link)
- Porteiro, Filipe M.; Sutton, Tracey T.; Byrkjedal, Ingvar et al. (2017). Fishes of the Northern Mid-Atlantic Ridge collected during the MAR-ECO Cruise in June-July 2004. An annotated checklist.. (external link)
- Solheim, Silje Aakre; Sagerup, Kjetil; Huber, Sandra et al. (2016). The black-legged kittiwake preen gland—an overlooked organ for depuration of fat-soluble contaminants?. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute; Lislevand, Terje (2016). Possible resource-defence polygyny in the extinct Rodrigues Solitaire Pezophaps solitaria (Columbidae: Raphini). (external link)
- Christiansen, Jørgen Schou; Bonsdorff, Erik; Byrkjedal, Ingvar et al. (2016). Novel biodiversity baselines outpace models of fish distribution in Arctic waters. (external link)
- Byrkjedal, Ingvar; Wienerroither, Rupert; Jensen, Gjertrud (2016). Lebetus scorpioides and Buenia jeffreysii (Teleostei: Gobiidae) found north of the Arctic Circle. (external link)
- Poulsen, Jan Yde; Sado, Tetsuya; Hahn, Christoph et al. (2016). Preservation obscures pelagic deep-sea fish diversity: doubling the number of sole-bearing opisthoproctids and resurrection of the genus Monacoa (Opisthoproctidae, Argentiniformes). (external link)
- Byrkjedal, Ingvar; Christiansen, Jørgen Schou; Karamushko, Oleg V. et al. (2015). Arctic skate Amblyraja hyperborea preys on remarkably large glacial eelpouts Lycodes frigidus. (external link)
- Lislevand, Terje; Chutný, Bohumír; Byrkjedal, Ingvar et al. (2015). Red-spotted Bluethroats Luscinia s. svecica migrate along the Indo-European flyway: a geolocator study. (external link)
- Schonert, Beate; Byrkjedal, Ingvar; Lislevand, Terje (2014). Plumage ornaments in male Northern Lapwings Vanellus vanellus may not be a reliable indicator of their mating success. (external link)
- Byrkjedal, Ingvar; Hadler-Jacobsen, Silje H.; Rees, David John et al. (2014). Molecular and morphological variation in saddled fathead sculpins (Psychrolutidae: Cottunculus) of the north-east Atlantic Ocean, with a synonymy of three species. (external link)
- Grønstøl, Gaute; Lislevand, Terje; Byrkjedal, Ingvar (2014). Resident female northern lapwings Vanellus vanellus fight to exclude settlement by secondary females. (external link)
- Mecklenburg, Catherine W.; Byrkjedal, Ingvar; Karamushko, Oleg V. et al. (2014). Atlantic fishes in the Chukchi Borderland. (external link)
- Byrkjedal, Ingvar; Lislevand, Terje; Grønstøl, Gaute (2013). Rapid sampling of males and territories by female northern lapwing, Vanellus vanellus. (external link)
- Svendsen, Fred Marius; Byrkjedal, Ingvar (2013). Morphological and molecular variation in Synaphobranchus eels (Anguilliformes: Synaphobranchidae) of the Mid-Atlantic Ridge in relation to species diagnostics. (external link)
- Grønstøl, Gaute; Lislevand, Terje; Byrkjedal, Ingvar et al. (2013). Chick growth and survival in northern lapwings Vanellus vanellus indicate that secondary females do the best of a bad job. (external link)
- Rees, David John; Byrkjedal, Ingvar (2013). Lack of taxonomic information from parietal spine size invalidates subspecies in the Atlantic hookear sculpin Artediellus atlanticus. (external link)
- Poulsen, Jan Yde; Byrkjedal, Ingvar; Willassen, Endre et al. (2013). Mitogenomic sequences and evidence from unique gene rearrangements corroborate evolutionary relationships of Myctophiformes (Neoteleostei). (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein et al. (2012). Hvor mange viper hekker det på Jæren?. (external link)
- Byrkjedal, Ingvar; Lislevand, Terje; Vogler, Stefanie (2012). Do passerine birds utilise artificial light to prolong their diurnal activity during winter at northern latitudes?. (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein et al. (2012). Population trends of northern lapwing, Eurasian curlew and Eurasian oystercatcher over 15 years in a southwest Norwegian farmland. (external link)
- Byrkjedal, Ingvar; Kålås, John Atle (2012). Censuses of breeding birds in a South Norwegian arctic-alpine habitat three decades apart show population declines in the most common species. (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein et al. (2012). Hekkebestanden av storspove på Jæren. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar; Wenneck, Thomas de Lange et al. (2011). Lycodes adolfi Nielsen and Fosså, 1993 (Teleostei: Zoarcidae) found in the Arctic Ocean. (external link)
- Svendsen, Fred Marius; Langhelle, Gunnar; Byrkjedal, Ingvar (2011). First record of a synaphobranchid eel in the Arctic: Diastobranchus capensis caught near Spitsbergen. (external link)
- Wienerroither, Rupert; Johannesen, Edda; Dolgov, Andrey et al. (2011). Atlas of the Barents Sea fishes. (external link)
- Byrkjedal, Ingvar (2011). Social behaviour of wintering Great Northern Divers Gavia immer in relation to age categories. (external link)
- Byrkjedal, Ingvar; Poulsen, Jan Yde; Galbraith, John (2011). Leptoderma macrophthalmum n.sp., a new species of smooth-head (Otocephala: Alepocephalidae) from the Mid Atlantic Ridge. (external link)
- Wienerroither, Rupert; Nedreaas, Kjell Harald; Uiblein, Franz et al. (2011). The marine fishes of Jan Mayen Island, NE Atlantic – past and present. (external link)
- Schander, Christoffer; Rapp, Hans Tore; Kongsrud, Jon Anders et al. (2010). The fauna of hydrothermal vents on the Mohn Ridge (North Atlantic). (external link)
- Bogstad, B.; Drevetnyak, K.V.; Byrkjedal, Ingvar et al. (2009). Fish. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute (2009). Dispersal and age at first breeding in Norwegian Northern Lapwings (Vanellus vanellus). (external link)
- Aschan, Michaela; Karamushko, Oleg V.; Byrkjedal, Ingvar et al. (2009). Records of the gadoid fish Arctogadus glacialis (Peters, 1874) in the European Arctic. (external link)
- Byrkjedal, Ingvar; Madsen, Jørn (2008). Autumn bird observations in the Northeast Greenland sea ice. (external link)
- Byrkjedal, I.; Rees, D.J.; Christiansen, Jørgen Schou et al. (2008). The taxonomic status of Theragra finnmarchica Kofoed, 1956 Teleostei: Gadidae): perspectives from morphological and molecular data. (external link)
- Sutton, Tracey T.; Porteiro, Filipe M.; Heino, Mikko Petteri et al. (2008). Vertical structure, biomass and topographic association of deep-pelagic fishes in relation to a mid-ocean ridge system. (external link)
- Bergstad, Odd Aksel; Falkenhaug, Tone; Astthorsson, Olafur S. et al. (2008). Towards improved understanding of the diversity and abundance patterns of the mid-ocean ridge macro- and megafauna. (external link)
- Grønstøl, Gaute; Myking, Ole Langeland; Lislevand, Terje et al. (2007). Plasma testosterone levels of incubating female northern lapwings Vanellus vanellus. (external link)
- Orlov, Alexei; Cotton, Charles; Byrkjedal, Ingvar (2007). Deepwater skates (Rajidae) collected during the 2004 cruises of R.V. "G.O. Sars" and M.S. "Loran" in the Mid-Atlantic Ridge area. (external link)
- Byrkjedal, Ingvar; Rees, David J.; Willassen, Endre (2007). Lumping lumpsuckers: molecular and morphological insights into the taxonomic status of Eumicrotremus spinosus (Fabricius, 1776) and Eumicrotremus eggvinii Koefoed, 1956 (Teleostei: Cyclopteridae). (external link)
- Byrkjedal, Ingvar; Høines, Åge (2007). Distribution of demersal fish in the south-western Barents Sea. (external link)
- Byrkjedal, Ingvar; Orlov, Alexei M. (2007). A new species of Cottunculus (Teleostei : Psychrolutidae) from the mid Atlantic ridge. (external link)
- Byrkjedal, Ingvar (2006). Sparrowhawk killed by its prey. (external link)
- Skartveit, John; Pommeresche, Reidun; Langhelle, Gunnar et al. (2006). Distribution of Sorex minutus and Sorex araneus (Mammalia: Insectivora) within a forest area in Western Norway. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Borge, Thomas et al. (2005). Egg size in relation to sex of embryo, brood sex ratios and laying sequence in northern lapwings (Vanellus vanellus). (external link)
- Christiansen, Jørgen Schou; Fevolden, Svein Erik; Byrkjedal, I (2005). The occurrence of Theragra finnimarchica Koefoed, 1956 (Teleostei, Gadidae), 1932-2004. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar (2004). Incubation behaviour in male Northern Lapwings Vanellus vanellus in relation to mating opportunities and female body condition. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute Bø et al. (2004). Incubation behaviour in Northern Lapwings: Nocturnal nest attentiveness and possible importance of individual breeding quality. (external link)
- Byrkjedal, Ingvar; Godø, Olav Rune; Heino, Mikko (2004). Northward range extensions of some mesopelagic fishes in the Northeastern Atlantic. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute et al. (2004). Incubation Behaviour in Northern Lapwings: Nocturnal Nest Attentiveness and Possible Importance of Individual Breeding Quality. (external link)
- Byrkjedal, I.; Vader, Wim (2003). (The sailray Dipturus linteus as a regular species in the southwesternmost Barents Sea.). (external link)
- Grønstøl, Gaute Bø; Byrkjedal, Ingvar; Fiksen, Øyvind (2003). Predicting polygynous settlement while incorporating varying female competitive strength. (external link)
- Byrkjedal, Ingvar (2003). Første funn av småtannvassild Glossanodon leioglossus (Valenciennes, 1848) i nord-europeiske farvann. (external link)
- Byrkjedal, Ingvar; Kyllingstad, Kåre; Efteland, Svein et al. (2003). Bestandsutvikling hos vipe, storspove og tjeld på Jæren, 1997-2002. (external link)
- Larsen, Vegard Ankarstrand; Lislevand, Terje; Byrkjedal, Ingvar (2003). Is clutch size limited by incubation ability in Northern Lapwings?. (external link)
- Grønstøl, Gaute Bø; Byrkjedal, Ingvar; Fiksen, Øyvind (2003). Predicting polygonous settlement while incorporating varying female competitive strength. (external link)
- Grønstøl, Gaute; Byrkjedal, Ingvar; Fiksen, Øyvind (2003). Predicting polygynous settlement while incorporating varying female competitive strength. (external link)
- Michaelsen, Tore Christian; Byrkjedal, Ingvar (2002). 'Magic carpet' flight in shorebirds attacked by raptors on a migrational stopover site. (external link)
- Byrkjedal, Ingvar; Svend, Lemvig (2002). Grønlandshavkrøkle Nansenia groenlandica (Reinhardt, 1840) funnet i det sørlige Barentshav. (external link)
- Byrkjedal, Ingvar; Pethon, Per; Svendsen, Rudolf (2002). Spisshalekutling Leseurigobius friesii funnet i Rogaland. (external link)
- Hafsmo, Jo Esten; Byrkjedal, Ingvar; Grønstøl, Gaute Bø et al. (2001). Simultaneous tetragyny in Northern Lapwing Vanellus vanellus. (external link)
- Byrkjedal, Ingvar; Gunnar, Langhelle; Svend, Lemvig (2001). Funn av istorsk Arctogadus glacialis (Peters, 1874) øst for Svalbard. (external link)
- Lislevand, Terje; Grønstøl, Gaute Bø; Byrkjedal, Ingvar et al. (2001). Mate replacement and male brood adoption in lapwing Vanellus vanellus. (external link)
- Hafsmo, Jo Esten; Byrkjedal, Ingvar; Grønstøl, Gaute et al. (2001). Simultaneous tetragyny in Northern Lapwing Vanellus vanellus. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute et al. (2001). Mate replacement and male brood adoption in Lapwings Vanellus vanellus. (external link)
- Byrkjedal, Ingvar; Breistøl, Arild; Mjøs, Alf Tore et al. (2000). Winter habitat of white-billed and great northern divers on the coast of Norway. (external link)
- Byrkjedal, Ingvar (2000). The role of velvet scoters Melanitta fusca for pursuit-diving seabirds in winter. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute Bø; Hafsmo, Jo Esten et al. (2000). Chick punishment and chick adoption in Northen Lapwings. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute Bø; Hafsmo, Jo Esten et al. (2000). Chick punishment and chick adoption in Northen Lapwings. (external link)
- Byrkjedal, Ingvar (2000). The role of velvet scoters Melanitta fusca for pursuit-diving seabirds in winter. (external link)
- Hafsmo, Jo Esten; Byrkjedal, Ingvar; Grønstøl, Gaute Bø et al. (2000). Simultaneous tetragyny in northern lapwing, Vanellus vanellus. (external link)
- Byrkjedal, Ingvar; Breistøl, Arild; Mjøs, Alf Tore et al. (2000). Winter habitat of white-billed and great northern divers on the coast of Norway. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute; Hafsmo, Jo Esten et al. (2000). Chick punishment and chick adoption in Northern Lapwings. (external link)
- Grønstøl, Gaute Bø; Byrkjedal, Ingvar; Hafsmo, Jo Esten et al. (1999). Northern lapwing Vanellus vanellus copulating with a grass turf. (external link)
- Grønstøl, Gaute; Byrkjedal, Ingvar; Hafsmo, Jo Esten et al. (1999). Northern Lapwing Vanellus vanellus copulating with a grass turf. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute Bø; Lislevand, Terje et al. (1997). Mating systems and territory in Lapwings Vanellus vanellus. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar; Grundetjern, Svein et al. (1997). Feeding associations between red-necked grebes Podiceps griseigena and velvet scoters Melanitta fusca in winter. (external link)
- Byrkjedal, Ingvar (1997). Identifying inter-dive intervals in time-activity budget studies of diving ducks. (external link)
- Byrkjedal, Ingvar; Grønstøl, Gaute; Lislevand, Terje et al. (1997). Mating system and territory in Lapwings Vanellus vanellus. (external link)
- Larsen, Tore; Sordahl, Tex A.; Byrkjedal, Ingvar (1996). Factors related to aggressive nest protection behaviour : a comparative study of Holarctic waders. (external link)
- Larsen, Tore; Sordahl, Tex A.; Byrkjedal, Ingvar (1996). Factors related to aggressive nest protection behaviour: a comparative study of Holarctic waders. (external link)
- Frafjord, K.; Byrkjedal, Ingvar (1994). Terrestrial habitat use by frogs and toads, Rana temporaria L. and Bufo bufo (L.), in West Norway. (external link)
- Kålås, J. A.; Bretten, S.; Byrkjedal, Ingvar et al. (1994). Radiocesium (%1%3%7Cs) from the Chernobyl Reactor in Eurasian Woodcock and Earthworms in Norway. (external link)
- Frafjord, Karl; Byrkjedal, Ingvar (1994). Terrestrial habitat use by frogs and toads, Rana temporaria L: and Bufo bufo (L.), in West Norway. (external link)
- Kålås, John Atle; Bretten, Simen; Byrkjedal, Ingvar et al. (1994). Radiocesium (137Cs) from the Chernobyl reactor in Eurasian woodcock and earthworms. (external link)
- Byrkjedal, Ingvar (1991). The role of drive conflicts as a mechanism for nest-protection behaviour in the shorebird Pluvialis dominica. (external link)
- Byrkjedal, Ingvar (1990). Sond flight of the pintail snipe Gallonago stenura on the breeding grounds. (external link)
- Byrkjedal, Ingvar (1989). Nest defense behavior of lesser golden-plovers. (external link)
- Byrkjedal, Ingvar; Larsen, Tore; Moldsvor, Jostein (1989). Sexual and antagonistic behaviour of bar-tailed godwits on the breeding grounds. (external link)
- Byrkjedal, Ingvar (1989). Time constraints and vigilance: breeding season diet of the dotterel (Charadrius morinellus). (external link)
- Byrkjedal, Ingvar (1989). Nest habitat and nesting success of lesser golden-plovers. (external link)
- Byrkjedal, Ingvar (1989). Habitat use and resource overlap by breeding golden plovers and dotterels (Pluvialis apricaria, Charadrius morinellus). (external link)
- Erikstad, Kjell Einar; Byrkjedal, Ingvar; Kålås, John Atle (1989). Resource partitioning among seven carbid species on Hardangervidda, southern Norway. (external link)
- Byrkjedal, Ingvar; Larsen, Tore; Moldsvor, Jostein (1988). Song and mating behaviour of the spotted redshank Tringa erythropus. (external link)
- Byrkjedal, Ingvar (1987). Antipredator behavior and breeding success in greater golden-plover and Eurasian dotterel. (external link)
- Byrkjedal, Ingvar (1987). Short-billed dowitchers associate closely with lesser golden-plovers. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar (1986). Sex and age biased mobility in hawk owls Surnia ulula. (external link)
- Byrkjedal, Ingvar; Kålås, John Atle; Håland, Arnold (1986). Summer food of a mountain population of common gull Larus canus. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar (1985). Vinterhekkende kattugler i Bergen. (external link)
- Byrkjedal, Ingvar (1985). Time-activity budget for breeding greater golden-plovers in Norwegian mountains. (external link)
- Byrkjedal, Ingvar (1985). Time budget and parental labour division in breeding black-tailed godwits Limosa l. limosa. (external link)
- Byrkjedal, Ingvar; Kålås, John Atle (1985). Seasonal variation in egg size in golden ploevr Pluvialis apricaria and dotterel Charadrius morinellus populations. (external link)
- Kålås, John Atle; Byrkjedal, Ingvar (1984). Breeding chronology and mating system of the Eurasian dotterel (Charadrius morinellus). (external link)
- Kålås, John Atle; Byrkjedal, Ingvar (1984). Line transects of waders in an alpine area: a methodological study. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1984). Høst- og vinterbestanden av vannfugl på Jæren 1983/84 og noen oppsummeringer for perioden 1979/80-83/84. (external link)
- Byrkjedal, Ingvar; Kålås, John Atle (1983). Plover's Page turns into Plover's Parasite: a look at the dunlin/golden plover association. (external link)
- Byrkjedal, Ingvar (1983). Første norske funn av kittlitzlo Charadrius pecuarius TEMM. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1983). Høst- og vinterbestanden av vannfugl på Jæren. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1982). Høst- og vinterbestanden av vannfugl i januar-mars 1982. (external link)
- Byrkjedal, Ingvar; Bernhoft-Osa, Anders (1982). Trends in the numbers of migrating shorebirds at Revtangen Bird Observatory, SW Norway, in the 21-year period 1947-67. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar; Jacobsen, Eirik (1982). Oljeskadet sjøfugl langs kysten av Rogaland og Vest-Agder i januar-mars 1982. (external link)
- Kålås, John Atle; Byrkjedal, Ingvar (1981). Vadefuglenes hekkestatus i Norge med Svalbard. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar; Jacobsen, Eirik (1981). Høst- og vinterbestanden av vannfugl på Jæren 1980/81. (external link)
- Byrkjedal, Ingvar (1980). Munkens og jernspurvens opptreden på Jæren vinterstid. (external link)
- Byrkjedal, Ingvar (1980). Høsttrekkets forløp hos endel vadere på Jæren. (external link)
- Byrkjedal, Ingvar (1980). Sesongmessige svingninger i forekomstene av rovfugl på Jæren. (external link)
- Byrkjedal, Ingvar (1980). Nest predation in relation to snow-cover - a possible factor influencing the start of breeding in shorebirds. (external link)
- Håland, Arnold; Kålås, John Atle; Løfaldli, Lars et al. (1980). Size, sex ratio, and age composition of the urban winter population of mallards Anas platyrhynchos in Bergen, western Norway. (external link)
- Byrkjedal, Ingvar (1980). Summer food of the golden plover Pluvialis apricaria at Hardangervidda, South Norway. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1980). Bestanden av ender, svaner og sothøns på Jæren gjennom vinterhalvåret i tiårs-perioden 1965/66-1974/75. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1980). Høst- og vinterbestanden av vannfugl på Jæren 1979/80. (external link)
- Byrkjedal, Ingvar (1978). Altitudinal differences in breeding schedules of golden plovers Pluvialis apricaria (L.) in South Norway. (external link)
- Byrkjedal, Ingvar (1978). Autumn diet of golden plovers Pluvialis apricaria on farmland and a coastal heather moor in South Norway. (external link)
- Byrkjedal, Ingvar (1978). Variation and secondary intergradation in SW-Norwegian golden plover Pluvialis apricaria populations. (external link)
- Byrkjedal, Ingvar (1977). Tetthet av hekkende fugler i lyngheibiotop på Høg-Jæren. (external link)
- Alendal, Einar; Byrkjedal, Ingvar (1976). Population size and reproduction of the reindeer (Rangifer tarandus platyrhynchus) on Nordenskiöld Land, Svalbard. (external link)
- Byrkjedal, Ingvar; Alendal, Einar; Lindberg, Odd F. (1976). Counts of sea-birds between Norway and Spitsbergen in the summer 1973. (external link)
- Byrkjedal, Ingvar (1975). Svalbardrypas føde i august. (external link)
- Byrkjedal, Ingvar (1975). Smågnagerbein som kalsiumkilde ved eggproduksjon hos heilo. (external link)
- Byrkjedal, Ingvar (1974). Heiloen, Pluvialis apricaria, som hekkefugl i Rogaland. (external link)
- Byrkjedal, Ingvar (1973). Draktskifte hos hettemåke (Larus ridibundus) i Bergen våren 1971. (external link)
- Byrkjedal, Ingvar (1971). Islom på Jæren i juli-august. (external link)
Academic lecture
- Lislevand, Terje; Ganter, Barbara; Rösner, Hans-Ulrich et al. (2023). Annual schedules of dunlins Calidris alpina from two widely separated Norwegian breeding populations. (external link)
- Mecklenburg, Catherine W.; Lynghammar, Arve; Johannesen, Edda et al. (2018). Marine fishes of the arctic region. (external link)
- Rapp, Hans Tore; Schander, Christoffer; Kongsrud, Jon Anders et al. (2011). Investigations of a unique fauna from hydrothermal vents along the Arctic Mid-Ocean Ridge (AMOR). (external link)
- Lislevand, Terje; Larsen, Vegard Ankarstrand; Byrkjedal, Ingvar (2002). Optimal clutch size in Northern Lapwings: an experiment. (external link)
- Lislevand, Terje; Larsen, Vegard Ankarstrand; Byrkjedal, Ingvar (2002). Optimal clutch size in Northern Lapwings: an experiment. (external link)
Report
- Wienerroither, Rupert; Hesthagen, Trygve H.; Bjelland, Otte et al. (2021). Fisker (Myxini, Petromyzontiformes, Chondrichthyes, Osteichthyes). Norsk rødliste for arter 2021. (external link)
- Mecklenburg, Catherine W.; Lynghammar, Arve; Johannesen, Edda et al. (2018). Marine Fishes of the Arctic Region, Vol 1 & 2. (external link)
- Wienerroither, Rupert; Johannesen, Edda; Dolgov, Andrey et al. (2013). Atlas of the Barents Sea Fishes based on the winter survey. (external link)
- Christiansen, Jørgen Schou; Fevolden, Svein-Erik; Byrkjedal, Ingvar (2009). Berlevågfisken - en nordnorsk torskefisk med aner i Stillehavet. (external link)
Popular scientific lecture
- Byrkjedal, Ingvar (2020). Med nebb som en nymåne - Numenius-spovene og deres levesett. (external link)
- Byrkjedal, Ingvar (2017). Vipa - Jærens "nasjonalfugl". (external link)
- Byrkjedal, Ingvar (2016). Fuglefaunaen langs Jærstrendene. (external link)
- Byrkjedal, Ingvar (2010). Vipa - bestandsforhold og trusselbilde. (external link)
- Byrkjedal, Ingvar (2010). Har vipa en framtid på Jæren?. (external link)
Popular scientific chapter/article
- Byrkjedal, Ingvar (2020). Sampling fish diversity along a submarine mountain chain. (external link)
- Byrkjedal, Ingvar (2019). "Jærens nasjonalfugl" - har vipa noen framtid her?. (external link)
- Byrkjedal, Ingvar (2015). A thousand nest cards - from Derek Ratcliffe to the University Museum of Bergen. (external link)
Museum exhibition
- Lislevand, Terje; Langhelle, Gunnar; Roth, Steffen et al. (2019). De første virveldyr på land. (external link)
- Lislevand, Terje; Puolakoski, Ari Olavi; Holmefjord, Christina et al. (2019). Dine nærmeste slektninger. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Mennerat, Adele et al. (2019). Dinosaurene blant oss. (external link)
- Byrkjedal, Ingvar; Høyer, Jo; Aspen, Anne et al. (2010). Deeper than Light/ Dypere enn lyset. (external link)
- Byrkjedal, Ingvar (2010). Dyphavets hemmeligheter. (external link)
- Byrkjedal, Ingvar; Høyer, Jo; Aspen, Anne et al. (2010). Deeper than Light/ Dypere enn lyset. (external link)
- Steffensen, Morten; Willassen, Endre; Byrkjedal, Ingvar (2004). Dyphavets hemmeligheter. (external link)
Popular scientific article
- Byrkjedal, Ingvar; Kyllingstad, Kåre (2018). Sint gluttsnipe, saltkjertler og sky byttedyr. (external link)
- Byrkjedal, Ingvar (2018). Hønsehauk og kjerringråd. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute (2016). Idyll og konflikt i vipenes familieliv. (external link)
- Christiansen, Jørgen Schou; Fevolden, Svein-Erik; Byrkjedal, Ingvar (2013). Berlevågfisken - en nord-norsk torskefisk med aner i Stillehavet. (external link)
- Bergstad, O. A.; Høines, Å. S.; Orlov, A. M. et al. (2008). Species composition and abundance patterns of grenadiers on the Mid-Atlantic Ridge between Iceland and the Azores. (external link)
- Byrkjedal, Ingvar; Willassen, Endre (2005). Dyrelivet i et undersjøisk alpelandskap - om MAR-ECO-toktet til Atlanterhavsryggen i 2004. (external link)
- Byrkjedal, Ingvar; Vader, Wim (2003). Hvitskate Dipturus linteus i Nord-Norge og det sørvestlige Barentshav. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute Bø (2002). Vipenes atferd og levesett i hekketiden. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute Bø (2002). Vipenes atferd og levesett i hekketida. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute (2002). Vipenes atferd og levesett i hekketiden. (external link)
- Byrkjedal, Ingvar; Langhelle, Gunnar; Lemvig, Svend (2001). En svart/hvit nettålebrosme fra Barentshavet. (external link)
- Kålås, John Atle; Byrkjedal, Ingvar (1987). Rugda på Vestlandet som forskningsobjekt. (external link)
- Byrkjedal, Ingvar; Håland, Arnold (1985). Dyrelivet på Europas største høyfjellsvidde. (external link)
- Byrkjedal, Ingvar; Eldøy, Steinar (1981). Forekomsten av gjess på Jæren - vinterbestand i perioden 1963/64-79/80 og variasjoner gjennom året. (external link)
- Kjos-Hanssen, Odd; Byrkjedal, Ingvar (1979). Variert natur - variert fauna. (external link)
Programme participation
Briefs
- Byrkjedal, Ingvar (2017). Langdistansetrekkere og værforhold. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1885. (external link)
- Byrkjedal, Ingvar (2017). Furukorsnebbens familieliv. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1886. (external link)
- Byrkjedal, Ingvar (2017). Omfanget av fjorårets haukugleinvasjon. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1864. (external link)
- Byrkjedal, Ingvar (2017). Meisers evne til å skille mellom predatorer. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1946. (external link)
- Byrkjedal, Ingvar (2017). Snøugler og satelittsendere. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1945. (external link)
- Byrkjedal, Ingvar (2016). Bestandsøkning av hekkende sangsvane. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1734 . (external link)
- Byrkjedal, Ingvar (2016). Endringer i fuglefaunaen på myr og tilgrensende skog. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1701. (external link)
- Byrkjedal, Ingvar (2016). Hvorfor blir noen skjærer gule? http://www.birdlife.no/fuglekunnskap/nyheter/?id=1599. (external link)
- Byrkjedal, Ingvar (2016). Lavskriker og smågnagere. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1731 . (external link)
- Byrkjedal, Ingvar (2016). Føde, vekst og overlevelse hos alkeunger i Øst-Finnmark. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1601. (external link)
- Byrkjedal, Ingvar (2016). Nattaktive vandrefalker. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1788 . (external link)
- Byrkjedal, Ingvar (2016). Kjønnsbestemming av lappugle. http://www.birdlife.no/fuglekunnskap/nyheter/?id=1696. (external link)
Poster
- Kongshavn, Katrine; Kongsrud, Jon Anders; Malaquias, Manuel Antonio E. et al. (2016). Marin biodiversitetsforskning ved Universitetsmuseet i Bergen. (external link)
- Rees, David John; Byrkjedal, Ingvar; Willassen, Endre (2009). Dvelving deep with DNA barcodes: expanding data for MAR-ECO fishes. (external link)
- Fevolden, Svein-Erik; Præbel, Kim; Byrkjedal, I. et al. (2008). The rare Theragra finnmarchica (Gadidae) - endangered or never established?. (external link)
- Fevolden, Svein-Erik; Præbel, Kim; Byrkjedal, I. et al. (2008). The rare Theragra finnmarchica (Gadidae) - endangered or never established. (external link)
- Byrkjedal, Ingvar; Willassen, Endre; Hanner, Robert (2007). Barcoding deep sea fishes from the northern mid Atlantic. (external link)
- Byrkjedal, Ingvar; Willassen, Endre; Hanner, Robert (2007). DNA barcoding northern mid Atlantic deep sea fishes. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar (2002). Clutch replacement and male behavior in Northern Lapwings. (external link)
- Lislevand, Terje; Byrkjedal, Ingvar; Grønstøl, Gaute Bø et al. (2000). Variable male behaviour during incubation in a polygynous shorebird. (external link)
- Grønstøl, Gaute Bø; Byrkjedal, Ingvar; Fiksen, Øyvind (2000). Predicting polygynous settlement while incorporating varying female despotism. (external link)
Short communication
- Byrkjedal, Ingvar; Lislevand, Terje; Fjeldheim, Vegard Finset (2016). The appearance of Lapland Buntings Calcarius lapponicus in song flight. (external link)
- Byrkjedal, Ingvar; Lislevand, Terje (2011). “Cat-beside-mousehole–technique” employed by Nordmann’s Greenshank hunting for crabs. (external link)
- Byrkjedal, Ingvar (2011). Kleptoparasitism of wintering Great Northern Divers Gavia immer by gulls. (external link)
- Byrkjedal, Ingvar; Brattegard, Torleiv; Møller, Peter Rask (2009). Lycodes adolfi Nielsen & Fosså, 1993 (Teleostei: Zoarcidae) recorded near Jan Mayen and in the eastern part of the Norwegian Sea. (external link)
Interview
- Byrkjedal, Ingvar; Fintland, Ola (2016). Restaurant for trekkfugler. (external link)
- Byrkjedal, Ingvar; Sædberg, Leif Tore (2016). Jæren er et eldorado for fuglekikking. (external link)
- Gjengedal, Kjerstin; Byrkjedal, Ingvar; Willassen, Endre et al. (2008). Ulike artar var mann og kone. (external link)
Non-fiction book
- Byrkjedal, Ingvar; Kyllingstad, Kåre (2016). Fugler langs Jærstrendene. (external link)
- Byrkjedal, Ingvar; Thompson, D. (1998). Tundra Plovers: The Grey Plover, Eurasian, American and Pac ific golden Plovers. (external link)
- Byrkjedal, Ingvar; Thompson, Des (1998). Tundra Plovers: The Eurasian, Pacific and American Golden Plovers and Grey Plover. (external link)
Compendium
- Mecklenburg, Catherine W.; Byrkjedal, Ingvar; Christiansen, Jørgen Schou et al. (2013). List of Marine and Diadromous Fishes of the Arctic Region: Working Draft with Common Names and Zoogeographic Characterizations for the Circumpolar Biodiversity Monitoring Program. (external link)
- Byrkjedal, Ingvar (1998). BZM 241 - Norges terrestre vertebrater. (external link)
Academic chapter/article/Conference paper
- Thompson, Des B.A.; Kålås, John Atle; Byrkjedal, Ingvar (2012). Arctic-alpine mountain birds in northern Europe: contrasts between specialists and generalists. (external link)
- Vecchione, Michael; Bergstad, Odd Aksel; Byrkjedal, Ingvar et al. (2010). Biodiversity patterns and processes on the Mid-Atlantic ridge. (external link)
- Byrkjedal, Ingvar (2006). Kvartbekkasin Lymnocryptes minimus. (external link)
- Byrkjedal, Ingvar (2006). Tundralo Pluvialis squatarola. (external link)
- Byrkjedal, Ingvar (2006). Enkeltbekkasin Gallinago gallinago. (external link)
- Byrkjedal, Ingvar (2006). Heilo Pluvialis apricaria. (external link)
- Byrkjedal, Ingvar (2006). Lappspove Limosa lapponica. (external link)
- Halvorsen, Godtfred Anker; Byrkjedal, Ingvar; Thompson, D. (1998). Chapter 5. The phylogeny of the Tundra Plovers. (external link)
- Byrkjedal, Ingvar; Campbell, L.; Galushin, V. et al. (1997). Tundra, mires and moorland. (external link)
- Byrkjedal, Ingvar; Kålås, John Atle (1991). Vadefugler. (external link)
- Byrkjedal, Ingvar (1991). Vadere, måker og alker. (external link)