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Tigrigobius janssi (Bussing, 1981) Spotback goby |
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photo by
Allen, G.R. |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 3 cm SL (male/unsexed) | |||
| Environment: | reef-associated; marine; depth range 10 - 25 m | |||
| Distribution: | Eastern Central Pacific: Costa Rica , Panama and Mexico. | |||
| Diagnosis: | Dorsal spines (total): 6-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 8-8. This species is distinguished by the following characters: fewer second dorsal and anal-fin rays than other species; a spotted head and body; distinctive head shape, when viewed dorsally, it is narrow and compressed anterior to the eyes, broadening posteriorly due to the thick cheek muscles; males typically with a large mouth extending beyond the end of the eye (Ref. 87125). | |||
| Biology: | Occurs in reefs and rock outcrops surrounded by sand (Ref. 11482). Minimum depth from Ref. 58018. | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 15 February 2024 Ref. (130435) | |||
| Threat to humans: | harmless | |||