Glossanodon kotakamaru Endo & Nashida, 2010
Kotaka’s argentine
photo by Endo, H.

Family:  Argentinidae (Argentines or herring smelts)
Max. size:  12.5 cm SL (female)
Environment:  benthopelagic; depth range 146 - 300 m
Distribution:  Northwest Pacific: Japan.
Diagnosis:  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 (Ref. 84005).
Biology:  Occurs over muddy and sandy bottoms, at depths of about 150-300 m; young specimens collected at 146-234 m (Ref. 84005).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 22.04.10
Modified by: Reyes, Rodolfo B. - 18.07.13

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