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: Bill Sullivan
Nest Name:
GLO-11 - Eastern Point Platform
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-17
11:30 AM to 11:40 AM
at: Gloucester
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Cloudy
Other Activity: No nesting material on the platform.
Observation Method: Foot
General Comments: No sign of osprey activity on this platform.
Name: Stan Franzeen
Nest Name:
GLO-09 - Ten Pound Island Daymarker R2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-17
05:45 PM to 06:00 PM
at: Gloucester
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 52F, partly cloudy, no wind
Other Activity:
Observation Method: vehicle
General Comments: the next appears to be slightly larger than last year
Name: Peter Burns
Nest Name:
GLO-08 - Magnolia Woods Tree Nest
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-17
03:05 PM to 03:25 PM
at: Gloucester
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Overcast, breezy, 60 degrees
Other Activity:
Observation Method: On foot with spotting scope.
General Comments: I saw no osprey today, but the nest looks bigger than the last time I visited it.
Name: Lisa Manzi
Nest Name:
ESS-12 - Dilly Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-17
07:25 AM to 07:40 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity: First day I have observed 2 at Dilly
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-11 - Dean Island Platform
Adult Osprey Activity Observed:
Other (specify below)
Location, Date & Time of Observation:
2026-04-17
07:25 AM to 07:40 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity: An osprey was sitting down in the nest bowl the whole time I was scanning the nests, but it was not quite lying out in the incubating position. Maybe it's getting ready to lay eggs?
Observation Method: through the scope from Island Road
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-07 - Babson Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-17
07:00 AM to 07:12 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity: Both perched in the nest
Observation Method: through the scope from boat ramp area at Crane (with permission)
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-17
07:00 AM to 07:12 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity: Osprey was in incubating position in the nest bowl the whole time I watched.
Observation Method: through the scope from boat ramp at Crane (with permission)
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-03 - Great Bank Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-17
07:25 AM to 07:40 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity:
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 Perched
Location, Date & Time of Observation:
2026-04-17
07:25 AM to 07:40 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 49 degrees, little to no wind, light rain
Other Activity:
Observation Method: through the scope from Island Road
General Comments:
Name: John Lund
Nest Name:
MAN-01 - Sauli Rock Daymarker G1
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-17
07:15 PM to 07:45 PM
at: Beverly
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Temp 54°F Wind SE 5MPH Sky Clear
Other Activity:
Observation Method: Scope from West Beach
General Comments: Second Osprey was a no show tonight.