Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Tomiyamichthys: occurring on sand-rubble bottoms in the vicinity of coral reefs.
More on authors: Lachner & McKinney.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 20 - 40 m (Ref. 30404). Tropical
Western Indian Ocean: Seychelles and Maldives.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm TL male/unsexed; (Ref. 30404)
Tall first dorsal fin (considerable taller in males compared to females) and dark color (Ref. 30404).
Body shape (shape guide): elongated.
Found on white sand with free rubble (Ref. 30404). Lives in symbiotic association with either Alpheus ochrostriatus and A. randalli (Ref. 30404).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E. and M. Goren, 1993. A review of the gobioid fishes of the Maldives. Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. (58):1-37, 5 pls. (Ref. 9360)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00339 - 0.01546), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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