MIDDLE TOWNSHIP -- Help the Wetlands Institute staff feed the fish and terrapins or just watch the turtles chasing minnows and the horseshoe crab gobbling shrimp on Tuesdays and Thursdays at 3:30 p.m. at the Wetlands Institute. It’s free with general admission; members are free. The Institute is located at 1075 Stone Harbor Blvd. Call 368-1211.