Siphamia fistulosa (Weber, 1909)
Fistulose cardinalfish
photo by Randall, J.E.

Family:  Apogonidae (Cardinalfishes), subfamily: Apogoninae
Max. size:  4 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 30 m
Distribution:  Pacific Ocean: Philippines to Indonesia east to French Polynesia. Recently reported from Tonga (Ref. 53797) and Brunei (Ref. 90102).
Diagnosis:  Dorsal spines (total): 8-8; Dorsal soft rays (total): 9-9; Anal spines: 2-2; Anal soft rays: 8-8. Caudal peduncle deep and long. Caudal fin small. Has 7 spines in first dorsal fin and general color of fish is yellowish brown with silvery speckles (Ref. 48635). Description: Characterized by presence of dense red orange dots on top of head, snout, eye, jaws, throat; reddish scale margins on body; pattern of scattered dark brown dots on light organ; lateral line incomplete with 8-13 tubed scales; greatest depth of body 2.3-2.5 in SL (Ref. 90102).
Biology:  Post-larvae were collected from the branches of Pocillopora damicornis at a depth of 18 m in Apra Harbor, Guam.
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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