Another dolphin was found dead in the Halda River in Chattogram on Thursday.
Naval police members recovered the five feet long dolphin carcass from Madunaghat Barua Para area.
Police also seized 5,000 meters of the fishing net from the river, reports UNB.
The carcass of the dolphin calf was recovered during regular patrol and it was later handed over to Dr Md Monzoorul Kibria, professor of Chattogram University’s Zoology Department, said Mizanur Rahman, officer-in-charge of Sadar Ghat naval police.
Dr Md Monzoorul Kibria said no injury marks on the dolphin could be detected as it was already decomposed.