... of the flexible fin surface. To expand our analysis of median fin function during the escape response of bluegill sunfish ( Lepomis macrochirus ), patterns of spanwise and chordwise curvature of the soft dorsal and anal fin surfaces were examined from the same video sequences previously used in analysis of fin...

...Paul W. Webb ABSTRACT Deep-bodied fish, such as the bluegill sunfish (Lepomis macrochirus) , are considered to have relatively larger wetted surface areas for their size than fusiform fish. On the basis of the boundary layer thinning hypothesis attributing high power requirements of undulatory...