Animalia > Chordata > Elasmobranchii > Rajiformes > Arhynchobatidae > Bathyraja > Bathyraja parmifera
 

Bathyraja parmifera (Flathead skate; Alaska skate)

Synonyms: Bathyraja rosispinis; Breviraja parmifera; Raia obtusa; Raia parmifera; Raia rosispinis; Raja parmifera; Raja rosispinis; Rhinoraja obtusa
Language: Danish; Dutch; Mandarin Chinese

Attributes

Adult Weight [1]  22.07 lbs (10.01 kg)
Female Maturity [1]  10 years
Male Maturity [1]  8 years
Maximum Longevity [1]  17 years

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Aleutian Islands Biosphere Reserve 2720489 Alaska, United States    
Sikhote-Alinskiy Biosphere Reserve 978001 Russia  

Prey / Diet

Allocareproctus jordani (Cherry snailfish)[2]
Ammodytes hexapterus (Stout sand lance)[2]
Anoplopoma fimbria (Skil)[2]
Atheresthes stomias (Turbot)[2]
Bathymaster signatus (Searcher)[2]
Chionoecetes bairdi (southern Tanner crab)[2]
Chionoecetes opilio (snow crab)[3]
Clupea pallasii (Pacific herring)[2]
Dasycottus setiger (Spinyhead sculpin)[2]
Erimacrus isenbeckii (hair crab)[2]
Gadus chalcogrammus (Whiting)[2]
Gadus macrocephalus (Pacific cod)[2]
Hemilepidotus hemilepidotus (Red Irish lord)[2]
Hemilepidotus papilio (Butterfly sculpin)[2]
Hexagrammos decagrammus (Kelp greenling)[2]
Hippoglossoides elassodon (Paper sole)[2]
Hippoglossoides robustus (Bering flounder)[2]
Hippoglossus stenolepis (Pacific halibut)[2]
Leptoclinus maculatus (Daubed shanny)[2]
Leuroglossus schmidti (northern smoothtongue)[2]
Limanda aspera (Yellowfin sole)[2]
Limanda proboscidea (Longhead dab)[2]
Lycodes palearis (Wattled eelpout)[2]
Lycodes raridens (sparse-toothed lycod)[2]
Oncorhynchus keta (Calico salmon)[2]
Pandalus montagui (Aesop shrimp)[2]
Pleurogrammus monopterygius (Atka mackerel)[3]
Protomyctophum thompsoni (Bigeye lanternfish)[2]
Sarritor leptorhynchus (Longnose poacher)[2]
Sebastes alutus (Snapper)[2]
Sebastes borealis (Black-throated rock-fish)[2]
Stenobrachius leucopsarus (Smallfin lanternfish)[2]
Triglops pingelii (Ribbed sculpin)[2]
Triglops scepticus (Spectacled sculpin)[3]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Alcichthys elongatus1
Amblyraja radiata (Starry ray)1
Atheresthes stomias (Turbot)1
Bathyraja aleutica (Aleutian skate)2
Bathyraja maculata (White-blotched skate)3
Bathyraja matsubarai (Dusky-purple skate)1
Bathyraja minispinosa (Smallthorn skate)1
Bathyraja violacea (Okhotsk skate)1
Gadus chalcogrammus (Whiting)1
Gadus macrocephalus (Pacific cod)2
Gadus morhua (rock cod)1
Hemilepidotus jordani (Yellow Irish lord)2
Hexagrammos stelleri (Greenling)1
Hippoglossoides elassodon (Paper sole)1
Hippoglossus stenolepis (Pacific halibut)2
Lamna ditropis (Salmon shark)1
Lepidopsetta polyxystra (Northern rock sole)1
Limanda aspera (Yellowfin sole)1
Myoxocephalus ochotensis (Okhotsk sculpin)1
Myoxocephalus polyacanthocephalus (Sculpin)1
Oncorhynchus kisutch (coho salmon or silver salmon)1
Pleuronectes quadrituberculatus (Alaska plaice)1
Uria lomvia (Thick-billed Murre)1

Predators

Fusitriton oregonensis (Oregon triton)[2]
Gadus macrocephalus (Pacific cod)[2]
Hippoglossus stenolepis (Pacific halibut)[2]

Consumers

Parasitized by 
Gonocerca phycidis[4]
Grillotia borealis[4]
Otodistomum cestoides[4]
Steganoderma formosum[4]
Stenakron vetustum[4]

Distribution

Alaska (USA); East Bering Sea; Gulf of Alaska; Japan; Kamchatka; Kuroshio Current; North Pacific: Bering Sea to southeastern Alaska.; Pacific Ocean; Pacific, Northeast; Pacific, Northwest; Russian Federation; Sea of Japan; Sea of Okhotsk; West Bering Sea;

Photos

Citations

Attributes / relations provided by 1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 2Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics. 3The Diets and Feeding Habits of Some Deep-Water Benthic Skates (Rajidae) in the Pacific Waters Off the Northern Kuril Islands and Southeastern Kamchatka, Alexei M. Orlov, Alaska Fishery Research Bulletin 5(1):1–17. 1998 4Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
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Weather provided by NOAA METAR Data Access