The correct answer is (b) Many fishes breed in mangrove forests.
The most important reason for a fisherman to support the protection and restoration of mangrove is that mangroves serves as a breeding habitat for the fishes and helps to increase the number of fishes which is beneficiary for them. Barnacles, crabs, oysters and sponges are some of the aquatic animals found in the mangrove ecosystem. Mangrove are detritus and provide a healthy environment for the well being of fishes.