By Elizabeth Gosling
Marine Bivalve Molluscs is a complete and punctiliously up-to-date moment variation of Bivalve Molluscs, overlaying all significant features of this significant category of invertebrates. in addition to being an immense type biologically and ecologically, a number of the bivalves are fished and cultured commercially (e.g. mussels, oysters, scallops and clams) in a multi-billion greenback around the world industry.
Elizabeth Gosling has written a landmark ebook that might stand for a few years because the general paintings at the topic. Chapters in Marine Bivalve Molluscs disguise morphology, ecology, feeding, copy, payment and recruitment, progress, body structure, fisheries, aquaculture, genetics, illnesses and parasites, and public well-being concerns. a whole knowing of a lot of those facets is essential for all these operating in bivalve fisheries and culture.
an important buy for an individual taken with this crucial classification of animals, copies of Marine Bivalve Molluscs could be at the cabinets of biologists, ecologists, environmental scientists, fisheries scientists and team of workers in the aquaculture undefined. Copies of the e-book might be to be had in all libraries and examine institutions the place those matters are studied or taught.
stories of the 1st Edition
• An admirable achievement... a worthy addition to marine sciences libraries far and wide. The again disguise of this publication says that it's a landmark textual content that might stand for a few years because the common paintings in this topic. i will be able to merely believe this sentiment. Aquaculture
• A welcome boost to the literature and gives the reader with a complete assessment of organic and environmental elements that have an effect on and keep an eye on either ordinary populations of marine bivalves and tradition operations. Aquaculture International
• the writer has performed an admirable task in compiling a wealth of data right into a readable textual content. Transactions of the yank Fisheries Society
• Will serve good as an outline of a lot of either the experimental biology and the aquaculture of bivalves. Journal of Experimental Marine Biology and Ecology
• presents very good stories of all significant aspects…an very important reference for an individual engaged in bivalve examine, fisheries administration, and aquaculture. Quarterly overview of Biology
• The publication is particularly readable, in a simple kind. it really is good illustrated and there's a wealth of knowledge and information provided. Bulletin of The Malacological Society of London
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Extra info for Marine Bivalve Molluscs
The European cockle Cardium edule is even smaller with a maximum shell length of 65â•›mm. Cockles and arkshells are close relatives of clams and for most practical purposes can be considered as clams (Dore 1991). In 2007 a specimen of the ocean quahog Arctica islandica was dredged from the seabed off Iceland by researchers from Bangor University, United Kingdom. By counting the rings on its 850â•›mm shell they estimated that the clam was 405 years old, the world’s oldest living creature (The Sunday Times 2007).
Aa, anterior adductor; ar, anterior retractor; l, ligament; pa, posterior adductor; pm, protractors, circular muscles around the upper part of the foot; pr, posterior retractor; tm, transverse pedal muscles. (b) Successive stages in the burrowing of a generalized bivalve showing shell (sa) and pedal (pa) anchorages (arrowheads). (i) Valves press against the substrate by means of the opening thrust of the ligament and the foot extends by probing (p). (ii) Contraction of the adductor muscles (am) ejects water from the mantle cavity (m), thus loosening the substrate (c) around the valves (v); high pressure simultaneously produced in the haemocoele (h) gives rise to pedal dilation.
The heart consists of a single, muscular ventricle and two thin‐walled auricles. Haemolymph flows from the auricles into the ventricle, which contracts to drive the haemolymph into a single vessel, the anterior aorta. A posterior aorta is also present in pseudo‐ and eulamellibranch bivalves. 15). The arteries break up into a network of vessels in all tissues and these then join to form veins, which empty into three extensive spaces: the pallial, pedal and median ventral sinuses. The circulatory system is therefore an open system with haemolymph in the sinuses bathing the tissues directly.
Marine Bivalve Molluscs by Elizabeth Gosling