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: Peter Burns
Nest Name:
GLO-08 - Magnolia Woods Tree Nest
Adult Osprey Activity Observed:
Osprey Actively Building Nest
Location, Date & Time of Observation:
2026-04-21
07:20 AM to 07:40 AM
at: Gloucester
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 34 deg sunny light breeze
Other Activity: When I arrived the osprey was on the nest, then dropped down to the ground to get a stick. It spent a few minutes working the stick into the nest. Then it spent about 10 minutes perched next to the nest and preened itself. Then it got more nesting material and worked on the nest again.
Observation Method: On foot with a spotting scope
General Comments:
Name: Robyn Lafata
Nest Name:
GLO-04A - Annisquam River Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
10:35 AM to 10:46 AM
at: Gloucester
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 41 degrees, sunny, low tide and no wind.
Other Activity: Male on the nest perch eating a fish...flew off shortly after I got there. No other activity.
Observation Method: vehicle
General Comments:
Name: Robyn Lafata
Nest Name:
GLO-04 - Annisquam River Platform #1
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2026-04-21
10:35 AM to 10:46 AM
at: Gloucester
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 41 degrees, sunny, no wind and low tide
Other Activity:
Observation Method: vehicle
General Comments:
Name: Robyn Lafata
Nest Name:
ESS-10 - Lufkin Creek Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-21
09:21 AM to 09:07 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 38 degrees, sunny, low tide and no wind.
Other Activity: Female seems to be sitting low in nest. I can just see her head.
Observation Method: Vehicle
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:
2026-04-21
09:00 AM to 09:12 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 38 degrees, no wind, sunny and low tide
Other Activity: Both M&F on nest...I think female is possibly on eggs, she is down low and male is on side of nest. Eagle flyover with no interactions.
Observation Method: Vehicle
General Comments:
Name: Shirley Singleton
Nest Name:
ESS-05 - Singleton Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-21
07:00 AM to 07:24 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 31 chilly degrees, great sun and blue skies
Other Activity:
Observation Method: Telescope
General Comments: Pauline has been sitting on eggs for 3 days. Prior to that, she had 4 days of semi-squatting on the nest.
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:
2026-04-21
09:00 AM to 09:12 AM
at: Essex
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 38 degrees, sunny, no wind, low tide
Other Activity:
Observation Method: vehicle
General Comments:
Name: Nanci St.George
Nest Name:
EAB-02 - Belle Isle Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Incubating Eggs or Chicks
Location, Date & Time of Observation:
2026-04-21
03:47 PM to 03:51 PM
at: East Boston
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 45 degrees, few clouds, wind ESE 19mph
Other Activity: Female relieved male from incubation duty. Female seen rolling eggs before settling down.
Observation Method: Observed via EarthCam camera at the nest site
General Comments: The first egg was laid 4/17/26 and the second on 4/20/26 which is about 7 days earlier than past years.
Name: Greg Power
Nest Name:
MAN-01 - Sauli Rock Daymarker G1
Adult Osprey Activity Observed:
Osprey Actively Building Nest
Location, Date & Time of Observation:
2026-04-21
03:14 PM to 03:45 PM
at: Beverly
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Broken clouds Temperature: 42 - 43°F Wind: Gentle breeze - moderate breeze Wind Direction: SE Cloud Cover: 65 - 84% Humidity: 43 - 47%
Other Activity:
Observation Method: For from West Beach
General Comments: 1 bird in the nest and the other on the marker to the West
Name: John Sayre-Scibona
Nest Name:
SAU-11 - Bear Creek Wildlife Sanctuary Platform #2
Adult Osprey Activity Observed:
Other (specify below)
Location, Date & Time of Observation:
2026-04-20
01:50 PM to 02:05 PM
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Pt. Sunny, 47°, 10-18 MPH West
Other Activity: One ospray in platform/nest. One sitting to the right of the platform on the edge of river. No nesting material noted on platform
Observation Method: Parked along Mills Ave and there is easy viewing of this platform.
General Comments: I'm hoping that this platform becomes an active nest and that the folks that live along Mills Ave, enjoy the new platform!