Hippoglossoides elassodon
Flathead Sole
NS
G5
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Pleuronectfiormes (Flatfishes)
Pleuronectidae (Righteye Flounders)
Hippoglossoides
Hippoglossoides elassodon (Flathead Sole)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: short and / or deep. Dorsal origin over anterior part of upper eye. Caudal with small elongation in center. Pectorals rather large with rounded tips.
Distribution
North Pacific: Sea of Japan, Sea of Okhotsk, and the Bering Sea along the western coast of America to Pt. Reyes, central California, USA.
Habitat Associations
Marine. demersal. depth range 0-1050 m.
Biology
Found on soft bottom (Ref. 2850). Adults usually below 180 m (Ref. 2850). Feed on clams, worms and crustaceans (Ref. 6885). Taken by shrimp and otter trawls (Ref. 6885).
Max length: 52.0 cm SL; max weight: 1560 g; max age: 27 years.
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2020-11-05. Resilience: Low (tm=1-3; Fec=72,000; tmax=27).
Commercial or Environmental Importance
Fisheries: commercial; gamefish.
References
Matarese, A.C., A.W. Kendall, D.M. Blood and M.V. Vinter (1989) Laboratory guide to early life history stages of Northeast Pacific fishes. NOAA Tech. Rep. NMFS 80:1-652.
Eschmeyer, W.N., E.S. Herald and H. Hammann (1983) A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p.
Bykov, V.P. (1983) Marine Fishes: Chemical composition and processing properties. New Delhi: Amerind Publishing Co. Pvt. Ltd. 322 p.
Allen, M.J. and G.B. Smith (1988) Atlas and zoogeography of common fishes in the Bering Sea and northeastern Pacific. NOAA Tech. Rep. NMFS 66, 151 p.
Hart, J.L. (1973) Pacific fishes of Canada. Bull. Fish. Res. Board Can. 180:740 p.
Yang, M.S. and M.W. Nelson (1999) Food habits of the commercially important groundfishes in the Gulf of Alaska in 1990, 1993, and 1996. NOAA Tech. Memo. NMFS-AFSC 112, 174 p.
Fadeev, N.S. (1971) Biology and fisheries of the Pacific Ocean flatfishes. Vladivostok, Dal'izdat, 100 p.
Patzner, R.A. (2008) Reproductive strategies of fish. pp. 311-350. In Rocha, M.J., A. Arukwe and B.G. Kapoor (eds). Fish reproduction: cytology, biology and ecology. Science Publisher, Inc. Oxford. 631 p.
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