Stellifer brasiliensis (Schultz, 1945)
(Sciaenidae, Perciformes)
Tem distribuição restrita as costas do Brasil, entre os estados da Bahia e São Paulo. Ocorre em fundos de areia e lama, mais comumente em áreas estuarinas, onde exemplares jovens são encontrados em grande número. Atinge 18 cm de comprimento (Menezes & Figueiredo, 1980; Menezes et al., 2003). Comedores de peixes e/ou presas pelágicas (Soares et al.; 2008).
The collection contains otoliths from 114 individuals of this species, ranging from 81 to 174 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 45 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Stellifer brasiliensis, with total length of A. 82mm; B. 173mm; internal side A1; B1; external side A2; B2; profile of the ventral region A3; B3; click the figures for larger version*
Morphology:
Shape: rectangular. Anterior region: peaked-round. Posterior region: oblique-round. Dorsal edge: entire. Ventral edge: entire. Anterior edge: entire. Posterior edge: entire. Profile: plane-convex. Rostrum and antirostrum orientation: not applicable. Rostrum: absent (69%), underdeveloped (31%). Antirostrum: Developed. Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position median, orientation ascending, opening pseudo-ostial, morphology heterosulcoid, colliculum heteromorphic, ostium discoidal, cauda bent tubular.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 4.06 ± 0.28 | 3.75 | 5.12 |
OH / OL % | 61.73 ± 2.1 | 56.68 | 65.62 |
OT / OL % | 41.48 ± 3.69 | 23.96 | 48.82 |
OT / OH % | 67.24 ± 5.93 | 39.21 | 78.72 |
Circularity | 16.64 ± 0.42 | 15.86 | 17.93 |
Rectangularity | 0.70 ± 0.02 | 0.65 | 0.73 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 25.22.STBR.PI.AF.3.32 (82 mm)
- 25.22.STBR.PI.AF.9.65 (173 mm)
For more information about this species: