Black Crappie - Slow: Try minnows over brush piles or rock piles in 10-15 feet of water. The crappie should move shallower as the water warms up.
Channel Catfish - Fair: Target windblown shorelines with shad sides or nightcrawlers.
The current lake level is 905.83 msl with 904 msl being recreation pool. Water temps range from 50-55° F depending on location. Prairie Ridge and Island View Middle boat ramps are currently closed but will open by May 15. Lake Rathbun has zebra mussels so make sure to properly drain, clean and dry equipment before transporting to another waterbody.
Source: Iowa DNR