Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobiinae
Etymology: Austrolethops: Composed from Austro = the south + Greek, lethe, -es = the river Lethe (Lethes odor), a river in Hades, the water of which produced in those who drank it forgetfulness of the past + Greek, ops = appearance; 1567 (Ref. 45335).
More on author: Whitley.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated. Tropical
Indo-Pacific: East Africa to southern Great Barrier Reef, north to Guam.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm TL male/unsexed; (Ref. 2798)
soft rays: 13 - 14. Brown in color; 1st dorsal fin dark; front of 2nd dorsal and anal fins pale, back part dark; caudal fin pale; pectoral fins light to dusky, with dark bar; pelvic fins black (Ref. 2798). Eyes small (Ref. 1602); characterized further by separated pelvic fins; completely absent scales on head and body; second dorsal and anal fins without spines; depth of body 4.5-4.9 in SL (Ref. 90102).
Lives among coral rubble.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.7 - 29.3, mean 28.1 °C (based on 2114 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00465 - 0.02254), b=3.03 (2.85 - 3.21), 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) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .