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Contrasting life‐history traits of two sympatric smooth‐hound species: implication for vulnerability
Ist Teil von
Journal of fish biology, 2020-03, Vol.96 (3), p.853-857
Ort / Verlag
Oxford, UK: Blackwell Publishing Ltd
Erscheinungsjahr
2020
Quelle
Access via Wiley Online Library
Beschreibungen/Notizen
In this study, life‐history traits (maximum and average size, size at maturity and fecundity) of two congeneric smooth‐hounds, Mustelus mustelus and Mustelus punctulatus, which share a geographical distribution and experience a similar fishing exploitation, were estimated and compared between species. The results indicated a lower maximum and average size, a lower size at maturity and a higher fecundity in M. punctulatus compared with those in M. mustelus. Considering that these two species co‐occur in the same areas and are caught by the same fishing gears, the results indicate a higher vulnerability to exploitation of M. mustelus compared with that of M. punctulatus.