Table 3 Frequency distribution of counts for 7 species of Stegastes from the Western Atlantic
Species | Dorsal rays | Variation | Mean | ||||||
|---|---|---|---|---|---|---|---|---|---|
N | 12 | 13 | 14 | 15 | 16 | 17 | |||
S. sanctipauli* | 21 | – | – | 1 | 20 | – | – | 14–15 | 14.9 |
S. sanctipauli | 11 | – | – | 1 | 10 | – | – | 14–15 | 14.9 |
S. rocasensis* | 36 | – | 1 | 3 | 31 | 1 | – | 13–16 | 14.9 |
S. rocasensis (RA) | 9 | – | – | 2 | 6 | 1 | – | 14–16 | 14.8 |
S. fuscus | 18 | – | – | 2 | 15 | 1 | – | 15–16 | 14.9 |
S. variabilis* | 57 | – | – | 3 | 23 | 29 | 2 | 14–17 | 15.5 |
S. variabilis | 10 | – | – | 4 | 6 | – | – | 14–15 | 14.6 |
S. pictus | 13 | – | – | – | 7 | 6 | – | 15–16 | 15.5 |
S. trindadensis* | 23 | – | – | X | X | X | X | 14–17 | X |
S. trindadensis | 12 | – | – | – | – | – | 12 | 17 | 17 |
Species | Anal rays | Variation | Mean | ||||||
|---|---|---|---|---|---|---|---|---|---|
N | 11 | 12 | 13 | 14 | 15 | 16 | |||
S. sanctipauli* | 21 | – | – | 21 | – | – | – | 13 | 13.0 |
S. sanctipauli | 11 | – | – | 9 | 2 | – | – | 13–14 | 13.2 |
S. rocasensis* | 36 | – | – | 36 | – | – | – | 13 | 13.0 |
S. rocasensis (RA) | 9 | – | – | 7 | 2 | – | – | 13–14 | 13.2 |
S. fuscus | 18 | – | 3 | 9 | 6 | – | – | 12–14 | 13.2 |
S. variabilis* | 57 | – | 1 | 20 | 32 | 4 | – | 12–15 | 13.7 |
S. variabilis | 10 | – | 3 | 7 | – | – | – | 12–13 | 12.7 |
S. pictus | 13 | – | 1 | 4 | 7 | 1 | – | 12–15 | 13.6 |
S. trindadensis* | 23 | – | – | X | X | X | – | 13–15 | X |
S. trindadensis | 12 | – | – | 1 | 7 | 4 | – | 13–15 | 14.2 |
Species | Pectoral rays | Variation | Mean | ||||||
|---|---|---|---|---|---|---|---|---|---|
N | 17 | 18 | 19 | 20 | 21 | 22 | |||
S. sanctipauli* | 21 | – | – | 2 | 18 | 1 | – | 19–21 | 19.9 |
S. sanctipauli | 11 | – | – | 1 | 10 | – | – | 19–20 | 19.9 |
S. rocasensis* | 36 | – | – | 2 | 31 | 3 | – | 19–21 | 20.0 |
S. rocasensis (RA) | 9 | – | – | 1 | 8 | – | – | 19–20 | 19.9 |
S. fuscus | 18 | – | – | 2 | 8 | 8 | – | 19–21 | 20.3 |
S. variabilis* | 57 | – | 1 | 16 | 38 | 2 | – | 18–21 | 19.7 |
S. variabilis | 10 | – | – | 1 | 7 | 2 | – | 19–21 | 20.1 |
S. pictus | 13 | 1 | 11 | 1 | – | – | – | 17–19 | 18.0 |
S. trindadensis* | – | – | – | X | X | X | – | 19–21 | X |
S. trindadensis | 12 | – | 1 | 11 | – | – | – | 18–19 | 18.9 |
Species | Lateral line-scales | Variation | Mean | ||||||
|---|---|---|---|---|---|---|---|---|---|
N | 16 | 17 | 18 | 19 | 20 | 21 | |||
S. sanctipauli* | 12 | – | – | – | 2 | 19 | – | 19–20 | 19.8 |
S. sanctipauli | 11 | – | – | – | – | 11 | – | 20 | 20.0 |
S. rocasensis* | 36 | – | – | 2 | 4 | 29 | 1 | 18–21 | 19.8 |
S. rocasensis (RA) | 9 | – | – | – | 2 | 7 | – | 19–20 | 19.8 |
S. fuscus | 18 | – | – | – | – | 15 | 3 | 20–21 | 20.2 |
S. variabilis* | 57 | – | – | 2 | 28 | 27 | – | 18–20 | 19.4 |
S. variabilis | 10 | – | – | – | 1 | 9 | – | 19–20 | 19.9 |
S. pictus | 13 | – | – | – | 1 | 12 | – | 19–20 | 19.9 |
S. trindadensis* | 23 | – | – | – | X | X | X | 19–21 | X |
S. trindadensis | 12 | – | – | – | 1 | 10 | 1 | 19–21 | 20.0 |