Fig. 2. a) Study location within the lower Atchafalaya River, St. Mary Parish, LA (indicated by the rectangle); b) TDMP located adjacent to the shoreline; c) EWN constructedwetland island located in mid-channel position. Color patterns refer to habitat types (blue = aquatic bed; green = forested; purple = emergent; and yellow = shrub scrub).TDMP, traditional dredge material placement; EWN, Engineering With Nature