american dipper news for 2006
In 2006 dipper nests on Whitewood Creek and Spearfish Creek were monitored for nest success and number of birds fledged.
During the 2006 nesting season, there were 36 known nesting attempts at 40 known nest sites (nest sites that have previously been active) on Spearfish Creek (Lovett, 2006). As many as 43 young were observed in nests classified as a first brood and 32 fledglings were observed. A total of 8 young were observed in nests classified as a second brood with 5 fledglings found. The highest count for adults observed totaled approximately 56. On Spearfish Creek 58% of nesting attempts were known to be successful.
On Whitewood Creek there were only 3 nest attempts at 7 nest sites that were monitored. One was considered successful with the first brood, 4 young were seen in nests and 4 were known to have fledged. No attempts at second broods were observed. The highest count for adults observed was ~7. Only 33% of total nesting attempts on Whitewood Creek were successful.