Download e-book for kindle: Issues of Decapod Crustacean Biology by R. Cannas, A. Cau, A. M. Deiana, S. Salvadori, J. Tagliavini


By R. Cannas, A. Cau, A. M. Deiana, S. Salvadori, J. Tagliavini (auth.), M. Thessalou-Legaki (eds.)

ISBN-10: 1402045999

ISBN-13: 9781402045998

ISBN-10: 1402047568

ISBN-13: 9781402047565

This quantity offers the court cases of the 8th Colloquium Crustacea Decapoda Mediterranea, which was once held on the Ionian collage on Corfu Island, Greece, from 2 to six September 2002, and displays contemporary developments in decapod crustacean learn. The assembly is the oldest eu carcinological occasion, equipped frequently at 3-year periods when you consider that 1972. even though fascinated by the Mediterranean Sea, around the globe contributions supplied a discussion board for fruitful touch and clinical exchange.

The ebook covers up to date concerns in decapod crustacean learn, together with genetics, morphology, copy, ecology, behaviour and fisheries, and it truly is essentially aimed toward scientists attracted to decapod crustacean study, yet different scientists and decision-makers engaged on marine ecology and fisheries also will locate up to date info on correct issues.

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Extra resources for Issues of Decapod Crustacean Biology

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Monthly size frequency distributions for males (white) and females (black) of M. lanata. 26 Figure 5. Monthly percentages of ovigerous females related to the total number of females collected each month. specimens (from 10 to 14 mm CL) appeared in the catch, subsequently constituting the majority of the catch in December. 575 for males. Maturity aspects Ovigerous females were observed from 18 to 29 mm CL; from 22 mm CL they represented about 60% of the total females collected. The monthly percentage of ovigerous females in relation to the total number of females showed a clear temporal trend (Fig.

In Pachygrapsus crassipes Randall the intermoult is 65–70 days for ovigerous instars, but only 40–50 for non-ovigerous ones (Hiatt, 1948). Hymenosoma orbiculare Desmarest has a mean of 101 days for non-ovigerous intermoults, but 181 days when ovigerous (Broekhuysen, 1955). The other basic cause of reduced growth is that energy is diverted to reproductive processes, and is hence not available for somatic growth. Any reproductive behaviour will increase metabolism above the resting rate. Clearly mate searching, display, territorial defence and mate guarding all have energetic costs for males, though none seem to have been quantified in crabs.

Belluscio & F. Serena, 2002. Analysis of demersal assemblages off the Tuscany and Latium coasts (north-western Mediterranean). Scientia Marina 66: 233–242. Brugge, W. J. & M. J. Holden, 1991. Multispecies management: a manager’s point of view. ICES Marine Science Symposia 193: 353–358. Caddy, J. F. & G. D. Sharp, 1986. An ecological framework for marine fishery investigations. FAO Fisheries Technical Papers 283: 1–152. , S. De Ranieri & P. Martin, 1997. Discards of the western Mediterranean trawl fleets.

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Issues of Decapod Crustacean Biology by R. Cannas, A. Cau, A. M. Deiana, S. Salvadori, J. Tagliavini (auth.), M. Thessalou-Legaki (eds.)

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