by Lily Priest, Jr. Fisheries Tech, MCG
River barriers can severely impact migratory fish species as they limit the species ability to access upstream habitat, food sources, spawning areas or areas of ideal water quality. These barriers are often found where natural watercourses cross with man-made structures, such as roads or railways. Since water needs to flow beneath these man-made structures, culverts are often installed at these crossings. These culv ...
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