“…In addition, it is imperative to keep in mind that there are more resources in the oceans than we currently are aware of and without keeping the oceans healthy we shall miss exploring them (Cater and Cater, 2007;Gupta, 2017;Leary et al, 2009;Rajagopalan and Nihous, 2013). As the EEZ of Bangladesh is about the size of the country (KAŁDUŃSKI, 2015;Qiu and Gullett, 2017), the long term GDP growth of the country and equitable development depend on the productivity of Bay of Bengal which in terms depends on maintaining the bay in a healthy condition (Hussain et al, 2018;Rahman, 2017;Sarker et al, 2018). Maintaining the health of Bay of Bengal largely depends on understanding the threats to the ecosystem and biodiversity of the bay including climate change, overexploitation of resources, pollution and flow of pollutant containing sediments from municipal, industrial and agricultural sources.…”