Selene setapinnis (Mitchill, 1815)

(Carangidae, Perciformes)

Ocorre no Atlântico ocidental desde a Nova Escócia até o norte da Argentina. Espécie costeira, atinge 40cm de comprimento. Vive próximo ao fundo, formando cardumes. Indivíduos de pequeno e médio porte são comuns em áreas rasas de baias e estuários. Alimenta-se de pequenos peixes e crustáceos (Menezes & Figueiredo, 1980; Figueiredo et al, 2002).

The collection contains otoliths from 158 individuals of this species, ranging from 33 to 442 mm of total length. Click here to see the map of the sampling area for the individuals of this species. The following summaries contains data from 29 analysed otoliths. See more detailed data here (in portuguese).

Otoliths from Selene setapinnis, with total length of A. 135mm; B. 231mm; C. 442mm; internal side A1; B1; C1; external side A2; B2; C2; profile of the ventral region A3; B3; C3; click the figures for larger version*

Morphology:
Shape: elliptic (72%), elliptic to rectangular (17%), rectangular (10%). Anterior region: peaked-round (62%), rounded (38%). Posterior region: angled-round (48%), rounded (28%), flattened (24%). Dorsal edge: sinuate (52%), lobed to sinuate (31%), sinuate to entire (17%). Ventral edge: lobed to sinuate (59%), sinuate (41%). Profile: concave-convex. Rostrum and antirostrum orientation: in agreement. Rostrum: Developed. Antirostrum: Developed. Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position supramedian, orientation horizontal (72%), descending (28%), opening ostial, morphology heterosulcoid, colliculum absent, ostium funnel-like, cauda slightly curved tubular (55%), strongly curved tubular (45%).
Description of the terms used

Morphometry:

Shape indices	Mean ± sd	Minimum	Maximum
OL / TL %	2.31 ± 0.3	1.77	2.78
OH / OL %	58.62 ± 4.27	51.37	67.73
OT / OL %	22.75 ± 2.18	18.74	28.06
OT / OH %	38.95 ± 4.11	32.19	47.41
Circularity	22.50 ± 1.87	19.17	27.18
Rectangularity	0.66 ± 0.03	0.61	0.71

Description of the abbreviations used

* Vouchers:
Collection identifier for the individuals shown on photography and drawings:

25.13.SESE.SARIV.AM.9.1 (135 mm)
25.13.SESE.SARV.AM.18.10 (231 mm)
25.13.SESE.SARVII.AM.4.1 (442 mm)

For more information about this species: