Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 20.0 cm SL male/unsexed; (Ref. 30857); common length : 10.0 cm SL male/unsexed; (Ref. 12693)
Environment
Freshwater; benthopelagic; pH range: 6.0 - 6.5; dH range: ? - 12
Climate / Range
Tropical; 24°C - 26°C (Ref. 2060), preferred ?
Distribution
Short description
Dorsal
spines
(total): 4;
Dorsal
soft rays
(total): 8;
Anal
spines: 3;
Anal
soft rays: 5. Lateral line complete; 4 1/2 scales between lateral line and dorsal fin origin; four barbels; last simple dorsal ray bony and serrated behind; one large blotch at anterior base of dorsal fin and a round spot in the middle of caudal peduncle. Juveniles and sometimes adults possess 2-4 midlateral round to elongate spots (Ref. 7050). Color in life varies from silvery gray to greenish gray; darker dorsally; paler or nearly white on throat and belly; a bar behind operculum on shoulder; body markings (spots or band) may be absent on large specimens, except spot on caudal base. 8-9 scales from nape to dorsal; 2.5 (rarely 3) scales between ventral and lateral line. 4th dorsal spine serrate. Round, broad-tipped snout equal or a seventh longer than eye (Ref. 2929).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial; aquarium: commercial
Tools
Special reports
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Internet sources
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
2.7 ±0.29 se; Based on food items.
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Vulnerability
Moderate vulnerability (36 of 100)
Price category