AR.
Species richness at the AR ranged from 10 to 21 and
at the CT from 5 to 18 (Figure 2a), with slightly higher
values during the second year. Seasonal patterns were
similar, but differences were significant. Species diversity
(H) did not follow the same pattern (Figure 2b). Higher
values were found at the CT because of a more homogeneous
distribution, while the AR was characterized by
the dominance of C. chrysurus.
C.p.u.e. based on numbers and biomass were higher at
the AR (mean 150 individuals/22 kg per net) than
at the CT (mean only 58 individuals/12 kg) during
almost every sampling period (Figure 2c,d). However,
the differences were not significant.