c550296d_e_Carpet_Shell___The_Fish_Site__3
[0] Protozoan parasite [1] Perkinsus-like organisms and Perkinsus atlanticus [2] Protozoan parasite [4] No curative measure. Prevention & site selection; monitoring clam rearing areas & transfer [3] 
Greyish-white nodules or cysts on surface of mantle & gill tissues due to a haemocytic response; reproductive effort reduced
How to Farm Japanese Carpet Shell - The Fish Site
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