Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: nudus: Name from latin meaning naked, referring to its lack of scales.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 3 - 10 m (Ref. 90102). Tropical
Western Pacific: Indonesia, Malaysia, Brunei.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 3.3 cm SL male/unsexed; (Ref. 90102)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 10; Vertebrae: 26. Characterized by having variable color, mainly brown on head, anterior body, and first dorsal fin; posterior two-thirds of body, tan to light brown color with combination of white and brown marbling and three brown bars; sometimes reddish brown with seven narrow white bars on side; brown median fins, anal fin with blue streaks; dorsal rays VI+I,10; anal rays I,10; pectoral rays 15; no scales on head and body; depth at origin of pelvic fin 5.4 in SL; opening of gill extending forward to level of middle opercle; filamentous first four dorsal spines, longest is first spine, 2.1 in SL; long caudal fin with rounded posterior margin; reduced pattern of cephalic sensory pores B', C, D, F and H' including preopercular canals M' and N; vertebrae 26 (Ref. 90102).
Occurs in about 3-10 m depth, often solitary or shares sandy burrow with alpheid shrimp (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R. and M.V. Erdmann, 2012. Reef fishes of the East Indies. Perth, Australia: Universitiy of Hawai'i Press, Volumes I-III. Tropical Reef Research. (Ref. 90102)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 28.7 - 29.2, mean 28.9 °C (based on 264 cells).
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): 3.1 ±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).
