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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Spicomacrurus: Name presumably from the Latin 'spica' or 'spiculum' meaning dart, spike; probably referring to the dartlike shape of the fish, and 'macrurus', a genus of grenadier; treated as a masculine noun; mccoskeri: Named for John E. McCosker, CAS.
Eponymy: Dr John Edward McCosker (d: 1945) is an ichthyologist and evolutionary biologist who is Senior Scientist and first Professor of Aquatic Research at California Academy of Sciences, San Francisco. [...] (Ref. 128868), visit book page.
More on authors: Iwamoto, Shao & Ho.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 650 - 710 m (Ref. 83327). Deep-water
Pacific Ocean: off Chesterfield Plateau, Coral Sea.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.2 cm TL (female)
Short description
Identification keys | Morphology | Morphometrics
This species is distinguished by its shallow, cylindrical body and head, with greatest body width slightly less than greatest depth; suborbital depth 5-6 into orbit diameter; 3.5 scale rows below origin of second dorsal fin (Ref. 83327).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Schwarzhans, W., 2014. Head and otolith morphology of the genera Hymenocephalus, Hymenogadus and Spicomacrurus (Macrouridae), with the description of three new species. Zootaxa 3888(1):1-73. (Ref. 98298)
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): 5.3 - 7.4, mean 6.4 °C (based on 15 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00109 - 0.00421), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).