“…There are so many marine species that have been used successfully to resources. monitor environmental health issues and among them molluscan species are very much popular i.c., Ruditapes decussales, Cerastoderma glaucum, Thais clavigera, T. carinifera, T bufo, Morula gramulate, Leucozonia nassa and Leucozonia ocellata (Titley-Oneal, 2011;Abidli et al, 2012Abidli et al, , 2013Afsar and Siddiqui, 2015;Maciel et al, 2018).…”