Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobionellinae
Etymology: Oxyurichthys: Greek, oxys = sharpen + Greek, oura = tail + Greek, ichthys = fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 1 - 4 m (Ref. 90102), usually - m (Ref. ). Tropical; 0°C -
Pacific: Hawaii and Indonesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.7 cm SL male/unsexed; (Ref. 28618)
(total): 6 - 7;
soft rays: 12 - 14. Characterized by pale brownish grey body color with three longitudinal rows of dark brown spots on body;, upper row as double spots and middle row as large rectangular blotches; pectoral fin base covered by a large oval blackish spot; irregular dark brown bar below eye; dorsal fins joined basally by membrane; united pelvic fins, well-developed frenum present; long and pointed caudal fin, 2.4-2.7 in SL; longitudinal scale series 100; ctenoid scales posteriorly, becoming cycloid anteriorly; head, nape, prepectoral area and breast without scales; low fleshy crest from above upper end of preopercular margin to origin of first dorsal fin; depth of body 5.3-5.7 in SL (Ref. 90102).
Benthic on mud in shallow brackish waters (Ref. 58302). Also found in sand bottoms in estuaries and stream mouths in 1-4 m (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pezold, F., 1998. Three new species of Oxyurichthys (Teleostei: Gobiidae) from the Indian and Pacific oceans. Copeia 1998(3):687-695. (Ref. 28614)
IUCN Red List Status (Ref. 124695)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.9 - 29.3, mean 28.5 °C (based on 1332 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00320 - 0.01497), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.5 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.).
Vulnerability (Ref. 59153
): Low vulnerability (12 of 100) .