Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gerreidae
Etymology: Pentaprion: Greek, pente = five + Greek, prion = saw (Ref. 45335).
Environment / Climate / Range
Marine; brackish; demersal; depth range 15 - 220 m (Ref. 12260). Tropical; - 24°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm TL male/unsexed; (Ref. 2872); common length : 10.0 cm TL male/unsexed; (Ref. 2872)
(total): 9 - 10;
soft rays: 12 - 13. Body is slender, with weakly attached silvery scales. The spines of the dorsal and anal fins longer than the rays; the pectoral fins long and pointed, reaching beyond the anal fin spines; the anal fin is long; the caudal fin lobes rounded.
Indo-West Pacific: western and southern coasts of India and off Sri Lanka to Indonesia, the Philippines and Ryukyu Islands, and south to the northern part of Australia (Ref. 3131).
Inhabits coastal waters. Forms large schools. Probably feeds on small benthic animals. Used for fish meal and duck food.
Woodland, D.J., 1984. Gerreidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 2. [pag. var.]. FAO, Rome.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: minor commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01159 (-0.09883 - 0.12200), b=3.01700 (2.94623 - 3.08778), based on LWR estimates for species & family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.5 se; Based on diet studies.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (K=0.70-1.80).
Vulnerability (Ref. 59153
): Low vulnerability (14 of 100) .