Sarda sarda (Bloch. 1793)
(Scombridae, Perciformes)
Ocorre em águas tropicais e temperadas do Atlântico, do Mediterrâneo e Mar Negro. Na costa leste da América, distribui-se da Nova Escócia até a Argentina. Ultrapassa 90 cm de comprimento. Habita a superfície de águas costeiras e se alimenta de peixes pequenos, de lulas e camarões (Menezes & Figueiredo, 1980; Bernardes et al., 2005).
The collection contains otoliths from 4 individuals of this species, ranging from 414 to 500 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 2 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Sarda sarda, with total length of A. 468mm; internal side A1; external side A2; profile of the ventral region A3; click the figures for larger version*
Morphology:
Shape: triangular. Anterior region: peaked. Posterior region: oblique. Anterior dorsal edge: lobed to sinuate. Posterior dorsal edge: sinuate. Ventral edge: crenate to sinuate. Profile: concave-convex. Rostrum and antirostrum orientation: in disagreement. Rostrum: Developed. Antirostrum: Developed. Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position median, orientation slightly ascending, opening ostial, morphology heterosulcoid, colliculum heteromorphic, ostium funnel-like, cauda elliptic.
Description of the terms used
Morphometry:
| Shape indices | Mean ± sd | Minimum | Maximum |
|---|---|---|---|
| OL / TL % | 1.11 ± 0.12 | 1.03 | 1.19 |
| OH / OL % | 35.58 ± 4.95 | 32.08 | 39.07 |
| OT / OL % | 12.49 ± 0.44 | 12.19 | 12.80 |
| OT / OH % | 35.38 ± 3.69 | 32.77 | 37.99 |
| Circularity | 31.71 ± 2.68 | 29.81 | 33.60 |
| Rectangularity | 0.61 ± 0.02 | 0.59 | 0.62 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 25.57.SASA.SARVI.AM.12.1 (468 mm)
For more information about this species: