Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gillichthys: Theodore Nicolas Gill (1837-1914) researcher of abyssal fishes and systematics + Greek, ichthys = fish (Ref. 45335).
Eponymy: Professor Theodore Nicholas Gill (1837–1914) was an American ichthyologist, malacologist, mammologist and librarian, a zoologist at George Washington University and associated with the Smithsonian Institution for more than half a century. [...] (Ref. 128868), visit book page.
More on author: Ginsburg.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal. Subtropical
Eastern Central Pacific: known from the type locality, Puerto Refugio, Isla Angel de la Guarda, Gulf of California.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.7 cm NG male/unsexed; (Ref. 5515)
Facultative air-breathing (Ref. 126274); Found in high intertidal pools and tidal rivulets of rocky and sandy shores (Ref. 90849). Migratory behaviour is undetermined (Ref. 126106).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Swift, C.C., L.T. Findley, R.A. Ellingson, K.W. Flessa and D.K. Jacobs, 2011. The Delta Mudsucker, Gillichthys detrusus, a valid species (Teleostei: Gobiidae) endemic to the Colorado River Delta, Northernmost Gulf of California, Mexico. Copeia 1:93-102. (Ref. 90849)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
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Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00708 (0.00335 - 0.01497), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.6 ±0.5 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low to moderate vulnerability (34 of 100). 🛈 |