All Upcoming Events and Trips

DOS January Meeting: Annual Christmas Count Recap

Join host Jim White and other Christmas Count compilers for a recap of all the exciting discoveries during the 2024-2025 Christmas Counts. Each compiler will summarize the highlights of their count and discuss recent trends in bird populations. This event will be held on line via Zoom. A zoom link will be sent to all ... Read more

Birding New Jersey’s North Shore with Andy Ednie

Sandy Hook by Andy Ednie Search for rarities in New Jersey! Hard to believe that some of Jersey’s best birding is right in the heart of the megalopolis. The north Jersey coast has the second highest species list in the state (365), only topped by Cape May (375). Winter birding produces Alcids, Gulls, waterfowl, and ... Read more

Sea Watch II with Chris Bennett & Anthony Gonzon

Common Loon by Michael Moore Two more opportunities remain to join Anthony and Chris for brisk birding adventures at the Indian River Inlet this winter! February 15, 2025 – 8am until 12pmMarch 15, 2025 – 8am until 12pm To be enjoyed at the Southside Day Use Area (parking lot on the south side of Indian ... Read more

Youth Birders: Chambers Works Natural Area

Hooded Merganser by Michael Moore We’re trying this trip again in 2025 with the hope that snowstorms don’t swoop in and make us have to cancel!  Our first Red Knots trip into New Jersey brings special access to Chemours’ Chambers Works site in Penns Grove.  Youth birding committee member Scott Northey will show us around ... Read more

***Cancelled***Sparrow Stake-Out at the Russell Peterson Wildlife Refuge/DuPont Environmental Education Center with Joe Francis and friends

This event has been cancelled due to the 100% likelihood of rain forecasted. A make-up will be scheduled as a "pop-up" event for sometime in March. American Tree Sparrow by Michael Moore An opportunity to study many sparrow species! Sparrows are a perennial challenge for beginning and experienced birders alike.  Here’s an opportunity to figure ... Read more

Auburn Valley State Park with Declan O’Neil

Yellow-bellied Sapsucker by Declan O'Neil Join us for a morning walk at Auburn Valley. This scenic park provides great habitat for many overwintering species, from woodpeckers to raptors to sparrows. Bring comfortable hiking shoes and a sense of adventure. Contact Declan at [email protected] if you have any questions about this trip. Meet at the Yorklyn Bridge Trail ... Read more

Citizen Science Volunteers Needed: First State National Historical Park Bird Survey

Photo by Andy Ednie Join the survey! DOS with the cooperation with the National Park Service is embarking on a comprehensive transect survey of the avifauna of the Brandywine Valley (formerly Woodlawn) Tract of First State National Historical Park. The property was preserved for prosperity by William Poole Bancroft with “the vision of open space ... Read more

Sea Watch III with Chris Bennett & Anthony Gonzon

Common Loon by Michael Moore Last chance to join Anthony Gonzon and Chris Bennett for a brisk birding adventure at the Indian River Inlet this winter! To be enjoyed at the Southside Day Use Area (parking lot on the south side of Indian River Inlet along the ocean). Come prepared for cold conditions and the ... Read more

DOS March Meeting: “Echoes of the Estuary: Using Sound to Study Marsh Birds” by Kelly Faller

Ashland Nature Center 3511 Barley Mill Road, Hockessin, DE, United States

Doors open at 6:30 pm. Come early to socialize and meet DOS officers and the rest of the birding community! Advances in acoustic technology and artificial intelligence are revolutionizing bird research, making it possible to monitor entire landscapes in new ways. This talk will explore how passive acoustic monitoring is expanding our ability to study ... Read more

Monthly Walks at Bombay Hook

Photo by Michael Moore Explore the Forest Discovery Tree Trail at Bombay Hook! The Delaware Ornithological Society sponsors a monthly bird walk, on the 4th - or sometimes the 3rd - Saturday of each month from September through April, which starts 8 am from the visitor center.  The walks will utilize the newly completed Forest ... Read more