Long-term trends in aquatic ecosystem bioassessment metrics are not influenced by sampling method: empirical evidence from the Niobrara River | Knowledge and Management of Aquatic Ecosystems

Open Access

Fig. 1

Sampling sites (white circles) along the Niobrara River at Agate Fossil Beds National Monument (AGFO) in western Nebraska, USA. The white line represents the park boundary and transparent white areas are private land within AGFO. The inset map shows the location of AGFO in Nebraska (star).

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