Partnership - Southeast Aquatic Resources Partnership A population of the Gulf Coast strain (GCS) of Walleye ( Stizostedion vitreum) in Mackeys Creek, a headwater stream of the Tombigbee River, had been in decline since the 1970s. Due to downstream modifications of the stream channel, the stream bank had washed out and excessive sedimentation (a key process that forms and controls fish habitat) has degraded habitat and reduced water quality, which did not support spawning or juveniles. Additionally, the existing habitat compromised a number of native species including the Crystal Darter, Alabama Hog Sucker, Southern Sand Darter, Tombigbee Darter, Rock Darter, Freckled Darter, and Spotted Bass. The Southeast Aquatic Resources Partnership [...]