Figure 5.
Relationship between von Bertalanffy k and total mortality Z. Significant fit (Fcalc. = 105.90 > Fcrit. 0.05 1,30 = 4.17; R2 = 0.77). Data from 15 species: Sukumaran and Neelakantan (1996Sukumaran, K.K. and Neelakantan, B. 1996. Mortality and stock assessment of two marine portunid crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) along the southwest coast of India.Indian Journal of Fisheries, 43: 225-240.); Lee and Hsu (2003Lee, H. and Hsu, C. 2003. Population biology of the swimming crab Portunus sanguinolentus in the waters off northern Taiwan. Journal of Crustacean Biology, 23: 691-699.); Kock et al. (2005Koch, V.; Wolff, M. and Diele, K. 2005. Comparative population dynamics of four fiddler crabs (Ocypodidae, genus Uca) from a North Brazilian mangrove ecosystem. Marine Ecology Progress Series, 291: 177-188.); Fisher and Wolf (2006Fischer, S. and Wolff, M. 2006. Fisheries assessment of Callinectes arcuatus (Brachyura, Portunidae) in the Gulf of Nicoya, Costa Rica. Fisheries Research, 77: 301-311.); Keunecke et al. (2007Keunecke, K.A.; D’Incao, F. and Fonseca, D.B. 2007. Growth and mortality of Hepatus pudibundus (Crustacea: Calappidae) in south-western Brazil. Journal of the Marine Biological Association of the United Kingdom, 87: 885-891.; 2008Keunecke, K.A.; D Incao, F.; Moreira, F.N.; Silva Jr, D.R. and Verani, J.R. 2008. Age and growth of Callinectes danae and C. ornatus (Crustacea, Decapoda) in Guanabara Bay, Rio de Janeiro, Brazil. Iheringia, Série Zoologia, 98: 231-235.); Mokhtari et al. (2008Mokhtari, M.; Savari, A.; Rezai, H.; Kochanian, P. and Bitaab, A. 2008. Population ecology of fiddler crab, Uca lactea annulipes (Decapoda: Ocypodidae) in Sirik mangrove estuary, Iran.Estuarine, Coastal and Shelf Science, 76: 273-281. ); Diele and Kock (2010Diele, K. and Koch, V. 2010. Growth and mortality of the exploited mangrove crab Ucides cordatus (Ucididae) in N-Brazil. Journal of Experimental Marine Biology and Ecology, 395: 171-180.); Costa and Soares Gomes (2011Costa, T. and Soares-Gomes, A. 2011. Population dynamics and secondary production of Uca rapax (Brachyura: Ocypodidae) in a tropical coastal lagoon, southeast Brazil. Journal of Crustacean Biology, 31: 66-74.); Sara (2011Sara, L. 2011. Study on the size structure and population parameters of mud crab Scylla serrata in Lawele bay, Southeast Sulawesi, Indonesia. Journal of Coastal Development, 13: 133-147. ); Klaoudatos et al. (2013Klaoudatos, D.S.; Conides, A.J.; Anastasopoulou, A. and Dulčić, J. 2013. Age, growth, mortality and sex ratio of the inshore population of the edible crab, Cancer pagurus (Linnaeus 1758) in South Wales (UK). Journal of Applied Ichthyology, 29: 579-586.); Hamid and Wardiatno (2015Hamid, A. and Wardiatno, Y. 2015. Population dynamics of the blue swimming crab (Portunus pelagicus Linnaeus, 1758) in Lasongko Bay, Central Buton, Indonesia. Aquaculture, Aquarium, Conservation & Legislation, 8: 729-739.); Sara et al. (2017Sara, L.; Muskita, W.H. and Astuti, O. 2017. Some population parameters of blue swimming crab (Portunus pelagicus) in southeast Sulawesi waters, Indonesia.Aquaculture, Aquarium, Conservation & Legislation, 10: 587-601.); Vidhya et al. (2018Vidhya, V.; Jawahar, P.; Karuppasamy, K. and Srinivasan, A. 2018. Growth and mortality characteristics of Charybdis natator (Herbst, 1794) (Crustacea: Brachyura: Portunidae) along Gulf of Mannar, Southeast coast of India. Journal of the Marine Biological Association of India, 60: 48-52.). Square symbol represents Z estimated by the length-converted catch curve; triangle represents Z estimated using the relationship found.