Actinopteri (ray-finned fishes) > 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.; adelscotti: Named for a notably fine French ale, which was used to celebrate the discovery of the species..
More on authors: Iwamoto & Merrett.
Environment: milieu / climate zone / depth range / distribution range
Marine; benthopelagic; depth range 600 - 690 m (Ref. 98298). Deep-water
Eastern Indian to Western Pacific: Western Australia and Fiji.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.0 cm TL male/unsexed; (Ref. 35908)
Morphology | Morphometrics
(total): 2. Distinguished by 3 broad horizontal plate-like processes from nasal bones closely adjoining along mesial edges; pelvic fin ray 9 (Ref. 98298); outer prolonged ray of pelvic fin slightly broadened and flattened distally; total gill rakers on first arch (outer/inner) 8/11 (Ref. 35908).
A benthic species found on the continental slope (Ref. 75154). Minimum depth from Ref. 58018.
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. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 1.7 - 9.1, mean 7.1 °C (based on 37 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00209 (0.00104 - 0.00421), b=3.19 (3.02 - 3.36), in cm total length, based on LWR estimates for this Subfamily-BS (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) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .