Tomiyamichthys oni (Tomiyama, 1936)
Monster shrimpgoby
Tomiyamichthys oni
photo by Allen, G.R.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  11 cm SL (male/unsexed)
Environment:  reef-associated; depth range 10 - 30 m
Distribution:  Western Pacific: Japan, New Guinea, Indonesia, Philippines, Sabah, Palau, and New Caledonia.
Diagnosis:  Dorsal spines (total): 6-7; Dorsal soft rays (total): 11-11; Anal spines: 1-1; Anal soft rays: 10-11. Characterized by whitish body color; presence of dark band below eye; clusters of irregular brown spots covering body; 4-5 enlarged brown spots along ventral side; several diffuse brown bars on side; rear edge of dorsal fin with partially ocellated black spot; white coloration on basal portion of pectoral fin; triangular first dorsal fin without prolonged spines; united pelvic fins, well developed frenum present; longitudinal scale series 74-91; head without scales; body covered by cycloid scales; greatest depth of body 5.8-6.5 in SL; rounded caudal fin, a little shorter than head length; reduced posterior oculoscapular sensory canal, single pore (H') present (Ref. 90102).
Biology:  Inhabits protected sand slopes (Ref. 37816). Lives in clear coastal and inner reefs on rubble flats and slopes (Ref. 48637). Found in burrows together with Alpheus bellulus. Depth range 10-30 (Ref 90102).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Garilao, Cristina V. - 03.06.96
Modified by: Valdestamon, Roxanne Rei - 03.04.13

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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