A year at a glance in Erie County
When each species’ records usually fall in Erie County, 2016 to 2025: the bar runs from the early to the late week, and the line marks the middle week. It shows when people recorded each species, not when it is there.
166 species
| Species | Usual weeks |
|---|---|
| Amphibians | |
| American Toad | No season: recorded in two separate seasons |
| Eastern Red-backed Salamander | No season: most records are from one year |
| Bees, wasps and ants | |
| Eastern Carpenter Bee | late April to late September, middle week Aug 16–22 |
| Brown-belted Bumble Bee | No season: the weeks are still too uncertain |
| Common Eastern Bumble Bee | No season: the weeks are still too uncertain |
| Western Honey Bee | No season: recorded in two separate seasons |
| Beetles | |
| Asian Lady Beetle | No season: the weeks are still too uncertain |
| Bronzed Tiger Beetle | No season: most records are from one year |
| Japanese Beetle | No season: the weeks are still too uncertain |
| Spotted Cucumber Beetle | No season: the weeks are still too uncertain |
| Birds | |
| Red-winged Blackbird | mid-March to early August, middle week May 10–16 |
| Eastern Kingbird | early May to late July, middle week May 24–30 |
| Wood Duck | late March to early October, middle week May 24–30 |
| Barn Swallow | mid-May to mid-August, middle week Jul 5–11 |
| Ruby-throated Hummingbird | early May to late August, middle week Jul 26 – Aug 1 |
| American Goldfinch | No season: recorded through most of the year |
| American Herring Gull | No season: recorded through most of the year |
| American Robin | No season: the weeks are still too uncertain |
| Bald Eagle | No season: recorded through most of the year |
| Baltimore Oriole | No season: the weeks are still too uncertain |
| Belted Kingfisher | No season: the weeks are still too uncertain |
| Black-capped Chickadee | No season: the weeks are still too uncertain |
| Blue Jay | No season: the weeks are still too uncertain |
| Bonaparte's Gull | No season: the weeks are still too uncertain |
| Canada Goose | No season: the weeks are still too uncertain |
| Caspian Tern | No season: the weeks are still too uncertain |
| Cedar Waxwing | No season: the weeks are still too uncertain |
| Common Grackle | No season: the weeks are still too uncertain |
| Double-crested Cormorant | No season: the weeks are still too uncertain |
| Downy Woodpecker | No season: recorded in two separate seasons |
| Eastern Bluebird | No season: the weeks are still too uncertain |
| Eastern Phoebe | No season: the weeks are still too uncertain |
| Gadwall | No season: the weeks are still too uncertain |
| Great Blue Heron | No season: the weeks are still too uncertain |
| Great Egret | No season: recorded in two separate seasons |
| Green Heron | No season: recorded in two separate seasons |
| House Sparrow | No season: most records are from one year |
| Killdeer | No season: the weeks are still too uncertain |
| Mallard | No season: the weeks are still too uncertain |
| Mourning Dove | No season: the weeks are still too uncertain |
| Northern Cardinal | No season: the weeks are still too uncertain |
| Northern Flicker | No season: the weeks are still too uncertain |
| Northern House Wren | No season: the weeks are still too uncertain |
| Northern Shoveler | No season: the weeks are still too uncertain |
| Palm Warbler | No season: the weeks are still too uncertain |
| Red-bellied Woodpecker | No season: the weeks are still too uncertain |
| Red-breasted Merganser | No season: most records are from one year |
| Red-headed Woodpecker | No season: recorded in two separate seasons |
| Butterflies and moths | |
| Conifers and relatives | |
| Dragonflies and damselflies | |
| Fishes | |
| Flowering plants | |
| Fungi | |
| Mammals | |
| Reptiles | |
| Spiders | |
| True bugs | |
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