Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 50.0 cm TL male/unsexed; (Ref. 188)
Length at first maturity
Lm ?, range 18 - 32 cm
Environment
Marine; brackish; pelagic-neritic; pH range: 1.0 - 36.0; oceanodromous (Ref. 51243); depth range 0 - 50 m (Ref. 188)
Climate / Range
Subtropical; ? - 26°C (Ref. 38970), preferred 15°C (Ref. 107945); 46°N - 30°N, 81°W - 64°W (Ref. 54290)
Distribution
Short description
Dorsal
spines
(total): 0;
Dorsal
soft rays
(total): 18-24;
Anal
spines: 0;
Anal
soft rays: 18 - 24. Upper jaw with median notch. Pelvic fin with rounded hind margin, inner fin rays equal or nearly equal to outer fin rays when fin folded back. Pre-dorsal scales modified; scales on back, above base of anal fin and at base of tail much smaller and irregularly placed. A black spot behind gill opening, followed along flank by approximately 6 lines of smaller spots (Ref. 188). Silvery, with brassy sides and a dark bluish green back (Ref. 7251).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
Fisheries: highly commercial
Tools
Special reports
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Internet sources
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
3.2 ±0.2 se; Based on diet studies.
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.4; tm=1-3; Fec=38,000)
Vulnerability
Low to moderate vulnerability (30 of 100)
Price category