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Gymnapogon japonicus Regan, 1905 |
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photo by
Shao, K.T. |
| Family: | Apogonidae (Cardinalfishes), subfamily: Pseudamiinae | |||
| Max. size: | 5 cm TL (male/unsexed) | |||
| Environment: | benthopelagic; marine | |||
| Distribution: | Western Pacific: Japan to the Philippines. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 10-10; Anal spines: 2-2; Anal soft rays: 9-9. Body similar to gobioid fishes. No scales on body, but with many well-developed pit organs on head and body. The fan-like caudal fin has many procurrent rays. There is a single downward short spine on the preopercular edge, and many dark-brownish pigments on the caudal peduncle. | |||
| Biology: | Sometimes taken by trawl net, and found in the open sea (Ref. 559). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 14 August 2023 Ref. (130435) | |||
| Threat to humans: | harmless | |||