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-07 - Babson Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-15
1:00 PM to 1:30 PM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: mostly cloudy, 57 degrees, light to moderate wind, high tide, pretty clear view across the marsh through the scope
Other Activity:
Observation Method: through scope from Island Rd.
General Comments:
Name: Shirley Singleton
Nest Name:
ESS-05 - Singleton Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Feeding Self
Location, Date & Time of Observation:
2025-04-15
11:00 AM to 11:06 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Sunny 54 degrees
Other Activity:
Observation Method: Back deck
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-15
1:00 PM to 1:30 PM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: mostly cloudy, 57 degrees, light to moderate wind, high tide, pretty clear view across the marsh through the scope
Other Activity: 1 osprey was visible through the scope from Island Rd., perched upright in the nest.
Observation Method: through the scope from Island Rd.
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:
2025-04-15
1:00 PM to 1:30 PM
at: Essex
Number of Adults Visible: 0
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: mostly cloudy, 57 degrees, light to moderate wind, high tide, pretty clear view across the marsh through the scope
Other Activity: No osprey were on the nest, but 1 osprey was on a post by the nearby hut the whole time I was observing
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 Perched
Location, Date & Time of Observation:
2025-04-15
1:00 PM to 1:30 PM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: mostly cloudy, 57 degrees, light to moderate wind, high tide, pretty clear view across the marsh through the scope
Other Activity: Initially 1 osprey was on the nest, but then the second returned
Observation Method: through scope from Island Rd.
General Comments:
Name: sean riley
Nest Name:
EAB-02 - Belle Isle Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-15
7:00 AM to 7:05 AM
at: East Boston
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: overcast
Other Activity: none
Observation Method: foot
General Comments:
Name: John Sayre-Scibona
Nest Name:
SAU-09 - Bear Creek Transmission Tower
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-14
1:25 PM to 1:35
at: Saugus
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 55° / sunny / NW / 9mph – 16 mph
Other Activity:
Observation Method: Pulled into FedEx facility and viewed from the rear corner near the river using scope.
General Comments: Use of the FedEx facility seems a bit clandestine, but has worked without worry!
Name: Dorothy Rocklin
Nest Name:
SAU-08 - DCR Rumney Marsh Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-14
03:55 PM to 04:05 PM
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 60, mostly sunny, SSW 6mph, gusts 13
Other Activity:
Observation Method: foot
General Comments:
Name: Dorothy Rocklin
Nest Name:
SAU-06 - DCR Rumney Marsh Platform #1
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2025-04-14
04:32 PM to 04:39 PM
at: Saugus
Number of Adults Visible: 0
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: 60, mostly sunny, SSW 6mph, gusts 13mph
Other Activity:
Observation Method: foot
General Comments: the pair that use this nest always arrive later than the other two pairs I monitor. Expect at least one to be back next time I monitor
Name: John Sayre-Scibona
Nest Name:
SAU-05 - Bear Creek Wildlife Sanctuary Platform #1
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-14
12:50 PM to 1:05 PM
at: Saugus
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 55° / Sunny / 9mph-16mph NE
Other Activity: One perched on platform - on perched on nearby post. (former marsh located perched - broken off)
Observation Method: Parked in Rt. 107 pullout area. Walked to edge of river. Viewed with scope.
General Comments: