Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
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); kallista: Name from a Greek word meaning most beautiful.. More on author: Randall.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated. Tropical
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Western Pacific: Philippines.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm SL male/unsexed; (Ref. 75638); 8.4 cm SL (female)
Morphology | Morphometrics
soft rays: 25;
Vertebrae: 26. This species is characterized by the following: D VI + I, 27; A I, 25; pectoral rays 23 or 24; cycloid scales extremely small, about 190 near-vertical rows in longitudinal series; gill rakers 7-8 + 16-17; body depth 6.6-6.65 in SL; head length 4.65-4.7 in SL; chin has a low median fleshy ridge, narrowing posteriorly to a thin convoluted ridge; first dorsal fin about twice height of second dorsal, the second to sixth spines filamentous, doubling height of fin; fourth spine longest, 1.95-2.05 in SL; caudal fin asymmetrically rounded, the dorsal half more posterior, 5.05-5.1in SL; pelvic fins 3.95-4.1 in SL; alcohol preserved color pale gray, with dusky bands on head and a small square blackish spot dorsoposteriorly on opercle dorsal and anal fins faintly striped, the first dorsal only basally, the anal with a submarginal blackish band; caudal fin with a broad submarginal black arc over middle three-fourths of fin; body color in life is mainly white; side of head with blue and yellow (Ref. 75638).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E. and T. Suzuki, 2008. Three new species of dartfishes of the gobioid genus Ptereleotris from the western Pacific. Aqua Int. J. Ichthyol. 14(2):89-100. (Ref. 75638)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
CountriesFAO areasEcosystemsOccurrencesIntroductionsStocksEcologyDietFood itemsFood consumptionRation
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties 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
): 3.3 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .