Birding spot · Multnomah County, Oregon
Birding at Bluff above Swan Island: What You'll See Each Week In November, the birds most often reported at Bluff above Swan Island are American Crow (95%), Song Sparrow (91%), and Golden-crowned Sparrow (85%). It is busiest in spring, when 59 species turn up on at least 1 in 20 checklists, and species counts peak in mid May (70 species). 116 species have been reported here across 899 complete checklists from 84 birders.
Species by week 0 20 40 60 80 Jan 1-7: 38 species on 5%+ of 24 checklists Jan 8-14: 45 species on 5%+ of 11 checklists Jan 15-21: 48 species on 5%+ of 15 checklists Jan 22-31: 42 species on 5%+ of 27 checklists Feb 1-7: 45 species on 5%+ of 10 checklists Feb 8-14: 50 species on 5%+ of 15 checklists Feb 15-21: 45 species on 5%+ of 16 checklists Feb 22-28: 36 species on 5%+ of 21 checklists Mar 1-7: 51 species on 5%+ of 18 checklists Mar 8-14: 47 species on 5%+ of 15 checklists Mar 15-21: 35 species on 5%+ of 21 checklists Mar 22-31: 49 species on 5%+ of 37 checklists Apr 1-7: 45 species on 5%+ of 26 checklists Apr 8-14: 52 species on 5%+ of 31 checklists Apr 15-21: 60 species on 5%+ of 38 checklists Apr 22-30: 61 species on 5%+ of 73 checklists May 1-7: 61 species on 5%+ of 42 checklists May 8-14: 59 species on 5%+ of 37 checklists May 15-21: 70 species on 5%+ of 40 checklists May 22-31: 52 species on 5%+ of 25 checklists Jun 1-7: 56 species on 5%+ of 15 checklists Jun 8-14: 44 species on 5%+ of 14 checklists Jun 15-21: 48 species on 5%+ of 18 checklists Jun 22-30: 39 species on 5%+ of 11 checklists Jul 1-7: low data (5 checklists) Jul 8-14: low data (5 checklists) Jul 15-21: low data (4 checklists) Jul 22-31: low data (8 checklists) Aug 1-7: low data (5 checklists) Aug 8-14: low data (6 checklists) Aug 15-21: low data (6 checklists) Aug 22-31: 56 species on 5%+ of 18 checklists Sep 1-7: low data (8 checklists) Sep 8-14: 52 species on 5%+ of 15 checklists Sep 15-21: 61 species on 5%+ of 13 checklists Sep 22-30: 63 species on 5%+ of 19 checklists Oct 1-7: 46 species on 5%+ of 22 checklists Oct 8-14: 46 species on 5%+ of 25 checklists Oct 15-21: 42 species on 5%+ of 12 checklists Oct 22-31: 50 species on 5%+ of 15 checklists Nov 1-7: low data (7 checklists) Nov 8-14: low data (8 checklists) Nov 15-21: 41 species on 5%+ of 24 checklists Nov 22-30: 51 species on 5%+ of 16 checklists Dec 1-7: 48 species on 5%+ of 16 checklists Dec 8-14: 47 species on 5%+ of 13 checklists Dec 15-21: 45 species on 5%+ of 13 checklists Dec 22-31: 51 species on 5%+ of 16 checklists Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Number of species reported on at least 5% of complete checklists, by week (4 per month). Grey bars: fewer than 10 checklists, not counted. In November: what to expect 1 American Crow 95% 2 Song Sparrow 91% 3 Golden-crowned Sparrow 85% 4 American Robin 84% 5 House Finch 84% 6 Lesser Goldfinch 78% 7 Northern Flicker 78% 8 California Scrub-Jay 75% 9 Anna's Hummingbird 69% 10 Bewick's Wren 65% 11 Black-capped Chickadee 65% 12 Dark-eyed Junco 65% 13 European Starling 62% 14 Ruby-crowned Kinglet 58% 15 Spotted Towhee 58% Share of complete checklists at this spot that reported the bird in November. The sparkline is the whole year, with this month highlighted.
Season by season Specialties Birds reported far more often here than across Oregon.
Nearby spots Frequency is the share of complete checklists at this location that listed the bird, 2016–2025. Busy places report more of everything, and the weekly chart counts species on at least 5% of checklists so a few stray reports do not inflate it. How to read it .
American Crow95%
Song Sparrow91%
Golden-crowned Sparrow85%
American Robin84%
House Finch84%
Lesser Goldfinch78%
Northern Flicker78%
California Scrub-Jay75%
Anna's Hummingbird69%
Bewick's Wren65%
Black-capped Chickadee65%
Dark-eyed Junco65%
European Starling62%
Ruby-crowned Kinglet58%
Spotted Towhee58%