Finally, a report on the results of the 32nd Denver Urban CBC.We had 166 observers in 18 field parties & 12 feeders. We tallied and average 85 species (depending on one Rare Bird Form to come I hope) and 46,597 birds (117% of average). This year Canada & Cackling Geese comprised 64% of the birds -- last year 75%.
Interesting counts:* Say's Phoebe: two groups (led by Mike Serruto & Dustin Casaday) saw 5 birds. Previously, Mike's group had seen them 4 out of the last 6 years. High Counts * Bushtits: 195 - way way more than the previous high of 106 in 2016. Reports came from 6 of the 12 feeders and 8 of the 18 field parties. * Red-breasted Nuthatch: 32, twice the average but not a high count.* White-breasted Nuthatch: 29 compared to an average of 10; highest count last year, with 39. * Black-capped Chickadee: 381, highest count and twice the average.* Spotted Towhee: 19, highest count. It shows a steady increase over the past 8 years.* Blue Jays: 77, highest count. They have shown a steady increase over the count. * Red-tailed Hawk: 113, average 64. Only in the last 5 years have we counted more than 100 of them.* Double-crested Cormorant: 56, courtesy of 46 on Bob Canter's north section of the South Platte River. average, 3. * Record counts -- 255 Hooded Mergansers and 185 Buffleheads; both display a steady increase over the count years. Low Counts:* All passerines: 6,095 (73% of average) and without crows & starlings 1,375 -- the lowest ever, only 35% of average. * Am. Tree Sparrow: 40, lowest but one and only 18% of average.* Dark-eyed Junco: 173, lowest but one (2006) and 44% of average. * House Finch: 546, 46% of average. Numbers started to drop in 2002.* House Sparrow: 124, 9% of average. It shows a steady decline, particularly in the past 15 years.* 51 Common Mergansers (10% of average), and 49 Pintails (29% of average); each had only one lower count, both in 1989. Hugh Kingery -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/1677741735.12242731.1578872616648%40mail.yahoo.com.
