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 Manzî
Nest Name:
ESS-11 - Dean Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-03
12:25 PM to 12:40 PM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 47, light wind, cloudy, a little distortion when looking across the marsh, but clear enough to see 5 of the 6 osprey nests clearly
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Robyn Lafata
Nest Name:
ESS-08 - Greenbelt Cox Reservation Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-03
09:44 AM to 09:50 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 45 degrees, no wind. Slack tide. Cloudy
Other Activity: Both male and female osprey on the platform just sitting there..
Observation Method: Vehicle
General Comments:
Name: Lisa Manzî
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-03
12:25 PM to 12:40 PM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 47, light wind, cloudy, a little distortion when looking across the marsh, but clear enough to see 5 of the 6 osprey nests clearly
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzî
Nest Name:
ESS-03 - Great Bank Platform
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-03
12:25 PM to 12:40 PM
at: Essex
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 47, light wind, cloudy, a little distortion when looking across the marsh, but clear enough to see 5 of the 6 osprey nests clearly
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzî
Nest Name:
ESS-02 - Brophy Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-03
12:25 PM to 12:40 PM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 47, light wind, cloudy, a little distortion when looking across the marsh, but clear enough to see 5 of the 6 osprey nests clearly
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: Luke Sullivan
Nest Name:
ESS-02 - Brophy Salt Marsh Platform
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-03
02:00 PM to 04:00 PM
at: Essex
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 42F, windy, mostly cloudy
Other Activity:
Observation Method: kayak from Island Rd
General Comments:
Name: Robyn Lafata
Nest Name:
ESS-01 - Greenbelt Cox Reservation Platform #1
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-03
09:44 AM to 09:50 AM
at: Essex
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 45 degrees, slack tide. no wind, cloudy
Other Activity:
Observation Method: vehicle
General Comments:
Name: Shirley Singleton
Nest Name:
ESS-05 - Singleton Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-02
09:34 AM to 09:54 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Rainy, 37 degrees
Other Activity:
Observation Method: Telescope
General Comments: Pauline has arrived and both osprey are moving sticks around.
Name: Shirley Singleton
Nest Name:
ESS-05 - Singleton Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-02
06:43 AM to 07:44 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Rainy, windy, 36 degrees
Other Activity:
Observation Method: Telescope
General Comments: Bob is back and looking great. Last year he fought off an owl and was injured. Looks like a great recovery. Thank you Dave, for the recent platform renovation. Bob is on the new higher perch.
Name: Carolyn Burt
Nest Name:
SAL-06 - Carr Island Platform
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-01
08:20 AM to 08:30 AM
at: Salisbury
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 44D; overcast; winds 3SSW
Other Activity:
Observation Method: foot
General Comments: By this time platform very closed in - enough to see no activity but could see little in area around platform.