Species: Scomberomorus brasiliensis, Serra, Serra Mackerel, Sierra Spanish Mackerel

Scomberomorus brasiliensis Collette, Russo & Zavala-Camin, 1978

Serra, Sierra Spanish Mackerel, Serra Mackerel

Elongate, strongly compressed; snout shorter than rest of head; no fatty eyelid; rear of top jawbone exposed when mouth is closed; teeth strong, compressed, triangular or knife-like; gill rakers 11-16 (1-3+9-13); 2 dorsal fins, very close together, the first relatively low with XVII-XVIII spines; second dorsal higher than first, with 15-19 (usually 18 or less) rays followed by 8-10 finlets; anal fin similar in shape and height to second dorsal, with 15-21 rays followed by 8-10 finlets; pectoral fins without scales except on bases; 1 large + 2 small keels on tail base; tail fin deeply forked; no corselet of scales developed; lateral line, gradually curving down toward tail base.

Greenish blue on back, silvery on lower sides and belly; flank with 3-4 rows of numerous oval yellow to bronze spots (more in large fish - up to 45-60); no streaks on body; front 1/3 of first dorsal fin jet black.

Size: attains 142 cm; 6.7 kg

Habitat: occurs in schools in coastal seas, enters estuaries.

Depth: 0-15 m.

The NW Caribbean to Argentina.