Pagrus pagrus (Linnaeus, 1758)

(Sparidae, Perciformes)

The collection contains otoliths from 109 individuals of this species, ranging from 65 to 273 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 63 analysed otoliths. See more detailed data here (in portuguese).

Otoliths from Pagrus pagrus, with total length of A. 69mm; B. 153mm; C. 273mm; 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 (51%), elliptic to pentagonal (49%). Anterior region: angled (68%), peaked (25%), angled-round (5%), peaked-round (2%). Posterior region: angled (60%), angled-round (30%), rounded (8%), oblique to angled (2%). Anterior dorsal edge: sinuate (43%), dentate (30%), lobed to sinuate (10%), dentate to lobed (10%). Posterior dorsal edge: (51%), dentate (17%), lobed (11%), lobed to sinuate (11%). Anterior ventral edge: lobed to sinuate (46%), dentate to lobed (19%), sinuate (14%), lobed (13%). Posterior ventral edge: lobed to sinuate (46%), dentate to lobed (19%), sinuate (14%), lobed (13%). Profile: concave-convex (83%), plane-convex (17%). Rostrum and antirostrum orientation: in agreement (56%), not applicable (33%), in disagreement (11%). Rostrum: Developed. Antirostrum: Developed (41%), absent (33%), underdeveloped (25%). Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position supramedian (87%), median (13%), orientation horizontal, opening ostial, morphology heterosulcoid, colliculum heteromorphic, ostium funnel-like, cauda strongly curved tubular (52%), slightly curved tubular (48%).
Description of the terms used

Morphometry:

Shape indices	Mean ± sd	Minimum	Maximum
OL / TL %	4.37 ± 0.39	3.64	5.33
OH / OL %	73.30 ± 3.85	62.77	81.90
OT / OL %	18.17 ± 1.48	14.78	22.29
OT / OH %	24.84 ± 2.23	21.23	30.23
Circularity	19.17 ± 1.78	15.53	22.53
Rectangularity	0.66 ± 0.02	0.63	0.70

Description of the abbreviations used

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

25.20.PAPA.PI.AF.26.3 (69 mm)
25.20.PAPA.OGX4.AM.BMS56/1.6 (153 mm)
25.20.PAPA.OGX2.AM.BMS57/1.1 (273 mm)

For more information about this species: