Osprey Monitoring & Sightings
Where are Osprey Nesting?
For more than 15 years, Greenbelt has been dedicated to Osprey conservation through the construction and maintenance of nesting platforms, data collection, public education, and collaborative research efforts aimed at protecting this once endangered species. Volunteers submit their sightings online, and the most recent sightings are displayed in real-time.
Osprey Sighting Form
Help track Osprey behavior north of Boston by submitting your observations using our easy-to-use online reporting form.
Osprey Sightings Archive Search
Name: Lisa Manzi
Nest Name:
ESS-11 - Dean Island Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-20
06:00 AM to 06:20 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 33 degrees, little to no wind, sunny
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Peter Dorsey
Nest Name:
ESS-08 - Greenbelt Cox Reservation Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-20
03:00 PM to 03:30 PM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 54 degrees; mostly cloudy; high tide; moderate wind
Other Activity: Female osprey sitting on a high new accumulation of nesting material. The male was sitting on the marsh grass beyond the separate post perch.
Observation Method: On foot with binoculars.
General Comments: The female flapped up onto the nest perch when the male flew up onto the nest for a brief time. He then flew off over the Essex River.
Name: Lisa Manzi
Nest Name:
ESS-07 - Babson Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-20
06:00 AM to 06:20 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 33 degrees, little to no wind, sunny
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzî
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-20
06:40 AM to 06:45 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 33 degrees, little to no wind, sunny
Other Activity:
Observation Method: through the scope from Argilla Rd.
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-03 - Great Bank Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-20
06:00 AM to 06:20 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 33 degrees, little to no wind, sunny
Other Activity: Still very little nest material on the platform
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-02 - Brophy Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-20
06:00 AM to 06:20 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 33 degrees, little to no wind, sunny
Other Activity: Appeared to be incubating yesterday, but only got a brief look due to poor weather
Observation Method: through the scope from Island Road
General Comments:
Name: John Sayre-Scibona
Nest Name:
EAB-02 - Belle Isle Salt Marsh Platform
Adult Osprey Activity Observed:
Other (specify below)
Location, Date & Time of Observation:
2026-04-20
12:15 PM to 12:30 PM
at: East Boston
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Pt. Clouds, 47°, 10-18 MPH West
Other Activity: Two osprey observed. Assumed one to be incubating and the other perched too the side. Via webcam - 2 eggs observed
Observation Method: Walked out to parks viewing platform/viewed inside of nest via DCR webcam.
General Comments:
Name: John Sayre-Scibona
Nest Name:
EAB-01 - MBTA Rail Yard
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-20
12:50 PM to 01:00 PM
at: East Boston
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Pt. Clouds, 47°, 10-18 MPH West
Other Activity:
Observation Method: Walked to the rear of the repair facility and viewed with binoculars
General Comments: Heavy machinery located below nesting pole. Not operational during observation.
Name: Elizabeth Collins
Nest Name:
BEV-04 - Beverly Port Marina Boat Haul
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-20
06:30 AM to 06:54 AM
at: Beverly
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 39 degrees, light breeze 7mph E
Other Activity:
Observation Method: Foot
General Comments:
Name: Elizabeth Collins
Nest Name:
BEV-01 - Monument Bar Channel Marker G1
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-20
10:40 AM to 10:55 AM
at: Beverly
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 44 degrees, fair, light breeze 9mph E
Other Activity:
Observation Method: Foot
General Comments: Odd-looking material on nest--flat and whitish--