Bivalve Molluscs, Figure 1 Examples of intertidal and subtidal shellfish habitats. (a and b) Pen shell, Atrina zelandica, aggregations in
New Zealand (Source: Simon Thrush, University of Auckland, New Zealand); (c) Modiolus modiolus assemblages in St. Joe Bay, Florida,
USA (Source: Brad Peterson, State University of New York, Stony Brook); (d) nesting oyster catchers on intertidal shell accumulations
(racks) along the Intracoastal Waterway, SC, USA (Source: Phil Wilkinson, South Carolina Department of Natural Resources);
(e) Geukensia demissa and Crassostrea virginica among Spartina stems in New Jersey, USA (Source: David Bushek, Rutgers University);
(f) dense pen shell aggregation in a seagrass bed in the intertidal zone in Dubai (Source: Raymond Grizzle).
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BIVALVE MOLLUSCS