Kotaka?s argentine (Glossanodon kotakamaru)

Scientific name: Glossanodon kotakamaru Endo & Nashida, 2010

Kotaka?s argentine (Glossanodon kotakamaru)

The Kotaka?s argentine (Glossanodon kotakamaru) is a marine fish of the family Argentinidae. Native range: Northwest Pacific, Japan.

Biology

Dorsal soft rays (total): 12-13; Anal soft rays: 11 - 13; Vertebrae: 49 - 50. This species is unique in having the following set of characters: D 12-13; A 11-13; pectoral-fin rays 21-23; pelvic-fin rays 13-14; branchiostegal rays 5; gill-rakers on first arch 37-40; vertebrae 49-50; small conical teeth on middle of lower jaws 2-4, teeth on tongue and 1-3; predorsal 48-49% SL; prepectoral 29-30% SL; prepelvic 55-56% SL; distance from pelvic to anal-fin origins 30-31% SL; caudal peduncle depth 5.5-5.9%; HL and 29-30% SL; eye diameter 32-33% HL; snout length 33% HL; maxillary depth 12% HL; anus immediately anterior to anal-fin origin; large black blotches on upper and lower opercular region 2; a black longitudinal stripe running dorsal to lateral line; pigmented isthmus to thorax and fin bases; no melanophores externally on chest to anus.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Glossanodon kotakamaru
Family
Argentinidae (Argentines or herring smelts)
Order
Osmeriformes (Smelts)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
12.5
Depth range
146–300 m (479–984 ft)
Environment
Marine; benthopelagic; depth range 146 - 300 m
Climate
Deep-water
Distribution
Northwest Pacific: Japan.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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