Scomberomorus maculatus (Mitchill, 1815)
Atlantic Spanish mackerel
photo by Wiggers, R.

Family:  Scombridae (Mackerels, tunas, bonitos), subfamily: Scombrinae
Max. size:  91 cm FL (male/unsexed); max.weight: 5,890.0 g; max. reported age: 5 years
Environment:  pelagic-neritic; marine; depth range 10 - 35 m, oceanodromous
Distribution:  Western Atlantic: Canada (Ref. 5951) to Cape Cod to Miami (USA) and Gulf of Mexico coasts from Florida, USA to Yucatan, Mexico. Three species namely: Scomberomorus tritor in eastern Atlantic, Scomberomorus sierra in eastern Pacific, and Scomberomorus brasiliensis in the Caribbean and Atlantic coast of South America have often been confused with this species. Absent in the Bahamas (Ref. 26938).
Diagnosis:  Dorsal spines (total): 17-19; Dorsal soft rays (total): 17-20; Anal soft rays: 17-20; Vertebrae: 51-53. Interpelvic process small and bifid. Lateral line gradually curving down toward caudal peduncle. Vertebrae 21-22 precaudal plus 30-31 caudal, total 51-53. Intestine with 2 folds and 3 limbs. Swim bladder absent. Body covered with small scales. First dorsal fin black anteriorly and at distal margin posteriorly. Generally silvery with sides marked with about three rows of round to elliptical dark spots (orange in life).
Biology:  Migrates in large schools over great distances along the shore. Larvae are found in surface waters between 19.6° and 29.8°C with salinities of 28.3 to 37.4 ppt. Feeds mainly on small fishes (clupeoids and anchovies), few quantities of penaeoid shrimps and cephalopods. Casting, live-bait fishing, jigging, and drift fishing are also employed in capturing this species. Aerial spotting is sometimes used in locating the fish. Marketed fresh, frozen or smoked; eaten pan-fried, broiled and baked.
IUCN Red List Status: Least Concern (LC); Date assessed: 10 November 2022 Ref. (130435)
Threat to humans:  reports of ciguatera poisoning


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