Dhaka, May 29 -- A severe tidal surge triggered by a deep depression over the Bay of Bengal has flooded vast low-lying areas in Bagerhat, causing hardship for thousands of residents and threatening both wildlife and aquaculture.

Among the casualties is a deer, found dead in the Sundarbans, while a fawn was rescued after being swept away by rising waters.

Heavy rains combined with a 2- to 3-foot rise in tidal water levels inundated key parts of the coastal district on Thursday including urban areas of Bagerhat town.

Roads in Sadhanar Mor, Rahater Mor, Main Road, Dakbungalow Mor, Nager Bazar, and the central market were submerged, disrupting transportation and affecting local businesses.

The situation has worsened in the Sundarbans wher...