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This report discusses the benefits versus the cost of recreational placer mining in the Oregon Scenic Waterways System.
The popularity of Oregon Scenic Waterways continues to increase, indicating that
From 6 April – 19 September 2011 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast. From north to...
From 6 April – 19 September 2011 we monitored the distribution, abundance and productivity of
From 8 April – 27 September 2010 we monitored the distribution, abundance and productivity of
A number of different systems have been used to estimate boater use over the 1990-2001 period, making it difficult to trace the source of discrepancies in the final estimates. For example, the boater passes...
From 2 April – 14 September 2006, we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From...
From 3 April – 21 September 2007, we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From...
From 3 April – 23 September 2009 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From north...