Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Callogobius: Greek, kalos, kallos = beautiful + Latin, gobius = gudgeon (Ref. 45335).
More on author: Snyder.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; brackish; reef-associated; depth range 0 - 12 m (Ref. 43541). Tropical; 30°N - 21°S
Western Pacific: Philippines to Vanuatu, north to the Ryukyu Islands; Marshall Islands in Micronesia.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 5.0 cm SL male/unsexed; (Ref. 1602)
Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 8. Body dark brown and clouded with black patches, color lighter on belly; dorsal fins with several series of spots; pectoral base with one dark patch on upper part; caudal brown; ventral and anal whitish. Longitudinal scales 44. Transverse scales 17. Maxillary does not reach eye. Head with several rows of papillae and dermal folds on snout, cheek and opercle. Several transversal folds under lower jaw. Longitudinal row of folds from corner of mouth and lower jaw are interrupted. No scales on nape anteriorly. First dorsal fin obtuse, middle rays longest; 2nd dorsal higher than the 1st, pointed posteriorly. Pectoral does not reach anal fin origin. Pelvic fin notched, connected by frenum and membrane. Caudal fin lanceolate.
Inhabits intertidal pools and silty bottoms of estuaries (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Delventhal, N.R. and R.D. Mooi, 2023. Callogobius williamsi, a new species of goby (Teleostei: Gobiidae) from the Marquesas Islands, with notes on the status of all nominal Callogobius species. Zootaxa 5339(5):449-464. (Ref. 129405)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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Estimates based on models
Preferred temperature (Ref.
123201): 26.2 - 29.3, mean 28.7 °C (based on 1461 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00477 - 0.02194), b=3.01 (2.83 - 3.19), 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).
