Actinopterygii (ray-finned fishes) > Gadiformes
(Cods) > Macrouridae
(Grenadiers or rattails) > Trachyrincinae
Etymology: Trachyrincus: Greek, trachys, -eia, -ys = rough + Greek, rhyngchos = snout (Ref. 45335).
Environment / Climate / Range
Marine; bathydemersal; non-migratory; depth range 580 - 960 m (Ref. 1371). Deep-water; 3°N - 34°S, 95°W - 72°W (Ref. 1371)
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 46.0 cm TL male/unsexed; (Ref. 1371)
Morphology | Morphometrics
spines: 0. Snout narrow and long. Scute-like scales along the dorsal and anal fins usually with a single, sharply pointed keel. Row of enlarged scute-like scales along the base of the anal fin not reaching anus. Scales moderately embedded. Overall color is medium brown.
Southeast Pacific: Galapagos Islands and Chile.
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00316 (0.00124 - 0.00808), b=3.13 (2.90 - 3.36), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (50 of 100) .