Bathygobius soporator (Valenciennes, 1837)
(Gobiidae, Perciformes)
The collection contains otoliths from 402 individuals of this species, ranging from 13 to 135 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 60 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Bathygobius soporator, with total length of A. 13mm; B. 75mm; C. 131mm; 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: square. Anterior region: notched (85%), flattened (10%), notched-round (2%), rounded (2%). Posterior region: flattened (43%), oblique (27%), oblique to peaked (22%), rounded (5%). Dorsal edge: lobed (40%), sinuate (37%), lobed to sinuate (13%), entire (10%). Ventral edge: sinuate (70%), entire (20%), lobed (10%). Anterior edge: sinuate (55%), entire (45%). Posterior edge: sinuate (77%), entire (17%), lobed (5%), lobed to sinuate (2%). Profile: concave-convex (83%), plane-convex (17%). Rostrum and antirostrum orientation: in agreement (87%), not applicable (13%). Rostrum: absent. Antirostrum: absent. Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position median, orientation descending (88%), horizontal (12%), opening mesial, morphology heterosulcoid, colliculum heteromorphic, ostium round-oval, cauda elliptic.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 3.39 ± 0.44 | 2.66 | 4.65 |
OH / OL % | 88.57 ± 8.28 | 73.16 | 108.20 |
OT / OL % | 22.74 ± 5.56 | 16.22 | 44.07 |
OT / OH % | 25.57 ± 4.78 | 18.62 | 41.94 |
Circularity | 16.74 ± 1.68 | 13.09 | 21.91 |
Rectangularity | 0.78 ± 0.03 | 0.72 | 0.86 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 25.48.BASO.BA.PMA II.8/1.3 (13 mm)
- 25.48.BASO.BA.PMA III.3/1.9 (75 mm)
- 25.48.BASO.BAV.TR.1/5.1 (131 mm)
For more information about this species: