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This boulder weir on Bluff Creek was partially dismantled by January 1997 storm but still retains some functionality. This structure was in a side channel but the main flow of the creek shifted. Some fine sediment build-up at stream margin on the right was noted. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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Spider log structure anchored to boulders survived the January 1997 storm and scoured a 3.3-foot deep pocket beneath it. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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These boulder structures on Bluff Creek shifted somewhat during January 1997 storm but retained functionality. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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Boulder cluster with anchored large wood survived 1997 storm, but some of the boulders shifted downstream. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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Bluff Creek log structure anchored to bedrock was stranded away from the low flow channel after the January 1997 storm. This structure could still provide over-wintering, high flow refuge for older age steelhead juveniles. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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Log structure in Bluff Creek that caught substantial additional large woody debris during January 1997 storm but was left isolated when channel shifted. Photo courtesy of Six Rivers National Forest, September 1997.


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This log structure installed in Bluff Creek was buried by 1997 storm. Photo courtesy of Six Rivers National Forest, taken in September 1997.


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Log structures isolated from stream channel by shifting bedload in Bluff Creek during the January 1997 storm. Photo courtesy of Six Rivers National Forest, taken in September 1997.