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:
2025-04-22
8:30 AM to 9:00 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 48 degrees, 100 percent cloud cover, little to no wind, pretty clear view way across the marsh.
Other Activity: 2nd adult came to the nest briefly, but was mostly on the nearby post. 7 days since first observed female incubating here
Observation Method: through scope from Island Rd.
General Comments:
Name: LIsa Manzi
Nest Name:
ESS-07 - Babson Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-22
8:30 AM to 9:00 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 48 degrees, 100 percent cloud cover, little to no wind, pretty clear view way across the marsh.
Other Activity:
Observation Method: through scope from Island Rd.
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:
2025-04-22
9:30 AM to 9:45 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 48 degrees, 100 percent cloud cover, little to no wind, pretty clear view way across the marsh.
Other Activity:
Observation Method: through scope from boat area behind Crane Beach
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-03 - Great Bank Platform
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2025-04-22
8:30 AM to 9:00 AM
at: Essex
Number of Adults Visible: 0
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 48 degrees, 100 percent cloud cover, little to no wind, pretty clear view way across the marsh.
Other Activity:
Observation Method: through scope from Island Rd.
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:
2025-04-22
8:30 AM to 9:00 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 48 degrees, 100 percent cloud cover, little to no wind, pretty clear view way across the marsh.
Other Activity: Adult incubating in the nest and 1 osprey on a nearby piling in the marsh
Observation Method: through scope from Island Rd.
General Comments:
Name: John Sayre-Scibona
Nest Name:
SAU-09 - Bear Creek Transmission Tower
Adult Osprey Activity Observed:
Other (specify below)
Location, Date & Time of Observation:
2025-04-21
1:00 PM to 1:10 PM
at: Saugus
Number of Adults Visible: 0
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: . Sunny/ 53°/ SE 6-10 mph
Other Activity:
Observation Method: Pulled into rear of FedEx facility moved over to the rear right side of distribution center viewed with scope.
General Comments: Beginnings of Ennest, forming on crossbars of high tension, tower
Name: Anne McGovern
Nest Name:
SAU-08 - DCR Rumney Marsh Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-21
11:25 to 11:30
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Sunny, windy, around 55 F
Other Activity: One osprey on nest the other on the perch behind
Observation Method: Foot
General Comments:
Name: Anne McGovern
Nest Name:
SAU-06 - DCR Rumney Marsh Platform #1
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-21
11:40 to 11:50
at: Saugus
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Sunny, windy, about 55 F
Other Activity:
Observation Method: Foot
General Comments:
Name: John Sayre-Scibona
Nest Name:
SAU-05 - Bear Creek Wildlife Sanctuary Platform #1
Adult Osprey Activity Observed:
Other (specify below)
Location, Date & Time of Observation:
2025-04-21
12:30 PM to 12:45 PM
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Sunny/54°/8mph to 12 mph SSE
Other Activity: One nesting on platform, perhaps incubating. The other perched below.
Observation Method: Walked out to edge of river via cut in fence at route 107 pull out area used scope for viewing.
General Comments: Greenbelt scheduled to straighten up platform on April 23.
Name: Jeffrey LeDrew
Nest Name:
SAU-04A - General Electric Platform #1
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-21
11:25 to 11:40
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 50° sunny windy
Other Activity:
Observation Method: Foot
General Comments: There are also 2 more osprey building a nest off in distance of same river area up on top of powering poles