Teleostei (teleosts) >
Gadiformes (Cods) >
Bathygadidae (Rattails)
Etymology: Gadomus: Latin, gadus = a fish, cod? (Ref. 45335); pepperi: Named for Roger Pepper, fishing master of FRV Southern Surveyor and FRV Soela.
Eponymy: Roger Pepper is an English-born fishing master in Australia, where he has been Master of the fishing research vessels ‘Southern Surveyor’ and ‘Soela’. He has made contributions to many scientific fishing expeditions. (Ref. 128868), visit book page.
More on authors: Iwamoto & Williams.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 817 - 1500 m (Ref. 35909). Deep-water
Eastern Indian Ocean: southern Australia, from Western Australia, to Bass Strait, New South Wales and Queensland.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 38.0 cm TL male/unsexed; (Ref. 35909)
Dorsal spines (total): 2. Narrow space separating the premaxillary dentigerous band (5.3-6.6% of premaxillary length); first dorsal fin with 9-10 soft rays; barbel less than three times orbit diameter, not extending beyond jaws. About 75 pyloric caeca. Remarks: second ray of first dorsal and upper ray of pectoral greatly extended; outer ray of pelvic fin extending well beyond anal origin; extended rays of pectoral slender.
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Iwamoto, T. and A. Williams, 1999. Grenadiers (Pisces, Gadiformes) from the continental slope of western and northwestern Australia. Proc. Calif. Acad. Sci. 51(3):105-243. (Ref. 35909)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 3.2 - 5.7, mean 4.6 °C (based on 222 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00372 (0.00141 - 0.00976), b=3.11 (2.88 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).