Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Microdesmidae
(Wormfishes) > Ptereleotrinae
Etymology: Ptereleotris: Greek, pteron = wing, fin + The name of a Nile fish, eleotris (Ref. 45335). More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal. Tropical
Indo-West Pacific: Natal, South Africa and the Mariana Islands. Likely to occur in Seychelles (Ref. 1623).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.5 cm TL male/unsexed; (Ref. 2798)
Morphology | Morphometrics
soft rays: 33 - 35;
Vertebrae: 26. Body mauve with shades of pale green; yellow snout; cheeks with large brown spots; violet spot below eye, banded with shades of bright yellow and emerald green. 2nd dorsal fin banded, tips of rays yellow; pectorals brownish caudal fin may have a large dark spot (described by Fowler from a single specimen found in the stomach of a flatfish). A black bar below anterior half of orbit crossing corner of mouth and extending onto chin.
The holotype was taken from the stomach of a flatfish (Arnoglossus) caught at a depth of 90 m off Natal.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E. and D.F. Hoese, 1985. Revision of the Indo-Pacific dartfishes, genus Ptereleotris (Perciformes: Gobioidei). Indo-Pac. Fish. (7):36 p. (Ref. 528)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.4 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .