Birding at Grays Harbor National Wildlife Refuge: What You'll See Each Week
In November, the birds most often reported at Grays Harbor National Wildlife Refuge are Mallard (90%), Song Sparrow (87%), and Black-capped Chickadee (79%). It is busiest in fall, when 71 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of April (83 species). 170 species have been reported here across 1,366 complete checklists from 924 birders.
Species by week
Number of species reported on at least 5% of complete checklists, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.
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.