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Fig. 1 | BMC Ecology

Fig. 1

From: Are river protected areas sufficient for fish conservation? Implications from large-scale hydroacoustic surveys in the middle reach of the Yangtze River

Fig. 1

Study area located from the Gezhouba Dam to Hukou in the Yangtze River, China, a river length of approximately 906.7 km. The two small blue triangles show the start and end of the study area. In the expanded box, the zigzag line shows the route of the acoustic survey. YHMS: Yichang Hydrological Monitoring Station

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