Birding spot · Sussex County, Delaware
Birding at Mispillion Light: What You'll See Each Week In November, the birds most often reported at Mispillion Light are American Herring Gull (76%), Great Black-backed Gull (74%), and Great Blue Heron (70%). It is busiest in summer, when 61 species turn up on at least 1 in 20 checklists, and species counts peak in mid October (80 species). 179 species have been reported here across 2,628 complete checklists from 1,096 birders.
Species by week 0 20 40 60 80 Jan 1-7: 48 species on 5%+ of 50 checklists Jan 8-14: 40 species on 5%+ of 45 checklists Jan 15-21: 52 species on 5%+ of 40 checklists Jan 22-31: 41 species on 5%+ of 48 checklists Feb 1-7: 45 species on 5%+ of 15 checklists Feb 8-14: 46 species on 5%+ of 19 checklists Feb 15-21: 41 species on 5%+ of 30 checklists Feb 22-28: 39 species on 5%+ of 28 checklists Mar 1-7: 43 species on 5%+ of 31 checklists Mar 8-14: 36 species on 5%+ of 25 checklists Mar 15-21: 33 species on 5%+ of 21 checklists Mar 22-31: 42 species on 5%+ of 45 checklists Apr 1-7: 41 species on 5%+ of 26 checklists Apr 8-14: 58 species on 5%+ of 40 checklists Apr 15-21: 50 species on 5%+ of 35 checklists Apr 22-30: 55 species on 5%+ of 73 checklists May 1-7: 56 species on 5%+ of 131 checklists May 8-14: 57 species on 5%+ of 210 checklists May 15-21: 55 species on 5%+ of 365 checklists May 22-31: 53 species on 5%+ of 427 checklists Jun 1-7: 58 species on 5%+ of 83 checklists Jun 8-14: 58 species on 5%+ of 31 checklists Jun 15-21: 60 species on 5%+ of 32 checklists Jun 22-30: 46 species on 5%+ of 25 checklists Jul 1-7: 54 species on 5%+ of 17 checklists Jul 8-14: 70 species on 5%+ of 17 checklists Jul 15-21: 65 species on 5%+ of 39 checklists Jul 22-31: 62 species on 5%+ of 63 checklists Aug 1-7: 65 species on 5%+ of 33 checklists Aug 8-14: 57 species on 5%+ of 71 checklists Aug 15-21: 54 species on 5%+ of 65 checklists Aug 22-31: 52 species on 5%+ of 68 checklists Sep 1-7: 47 species on 5%+ of 24 checklists Sep 8-14: 38 species on 5%+ of 23 checklists Sep 15-21: 47 species on 5%+ of 26 checklists Sep 22-30: 55 species on 5%+ of 19 checklists Oct 1-7: 50 species on 5%+ of 12 checklists Oct 8-14: 60 species on 5%+ of 29 checklists Oct 15-21: 80 species on 5%+ of 19 checklists Oct 22-31: 59 species on 5%+ of 30 checklists Nov 1-7: 54 species on 5%+ of 24 checklists Nov 8-14: 44 species on 5%+ of 22 checklists Nov 15-21: 54 species on 5%+ of 20 checklists Nov 22-30: 48 species on 5%+ of 35 checklists Dec 1-7: 38 species on 5%+ of 23 checklists Dec 8-14: 53 species on 5%+ of 17 checklists Dec 15-21: 49 species on 5%+ of 17 checklists Dec 22-31: 37 species on 5%+ of 40 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 Herring Gull 76% 2 Great Black-backed Gull 74% 3 Great Blue Heron 70% 4 Double-crested Cormorant 65% 5 Ring-billed Gull 58% 6 Northern Harrier 52% 7 Dunlin 48% 8 Bald Eagle 46% 9 European Starling 45% 10 Boat-tailed Grackle 42% 11 Song Sparrow 42% 12 Forster's Tern 40% 13 American Black Duck 37% 14 Black-bellied Plover 36% 15 Greater Yellowlegs 32% 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 Delaware.
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 Herring Gull76%
Great Black-backed Gull74%
Great Blue Heron70%
Double-crested Cormorant65%
Ring-billed Gull58%
Dunlin48%
Bald Eagle46%
European Starling45%
Boat-tailed Grackle42%
Song Sparrow42%
Forster's Tern40%
American Black Duck37%
Black-bellied Plover36%
Greater Yellowlegs32%