Actinopterygii (ray-finned fishes) > Gadiformes
(Cods) > Macrouridae
(Grenadiers or rattails) > Macrourinae
Etymology: Coryphaenoides: Greek, koryphaina = dolphin fish + Suffix oides = similar to (Ref. 45335).
Environment / Climate / Range
Marine; bathydemersal; depth range 1285 - 2904 m (Ref. 10941). Deep-water; 66°N - 32°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 55.0 cm TL male/unsexed; (Ref. 6885)
Morphology | Morphometrics
spines: 0. 2nd spine of 1st dorsal fin very long and slender, terminating in a long filament, smooth near base but outer half strongly toothed; 1st dorsal with 12 to 14 soft rays, ray count of 2nd dorsal unknown; caudal fin very narrow; anal rays numerous, long and low; pectorals long and slender; outside rays of pelvic fins very long and filamentous (Ref. 6885). Dark brown in color; black on fins, nostrils, ventral surfaces of snout, lips and gill membranes (Ref. 6885). Branchiostegal rays: 6 (Ref. 36385).
North Pacific: Sea of Okhotsk to Alaska and southern California, USA.
Bathybenthic (Ref. 36385). Oviparous, with planktonic larvae (Ref. 36385).
Endo, H., D. Tsutsui and K. Amaoka, 1994. Range extensions of two deep-sea macrourids Coryphaenoides filifer and Squalogadus modificatus to the Sea of Okhotsk. Jap. J. Ichthyol. 41(3):330-333. (Ref. 10941)
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00251 (0.00126 - 0.00499), b=3.17 (2.99 - 3.35), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.5 ±0.37 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): High vulnerability (57 of 100) .