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: Shirley Singleton
Nest Name:
ESS-05 - Singleton Salt Marsh Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-07
9:00 AM to 9:20 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Overcast, rainy, damp 37degrees
Other Activity: Bob and Pauline have been enjoying the good life. For the past 4 days, they have been hanging out on the nest and on the marsh perches, and eating fish together on the nest.
Observation Method: Back deck
General Comments: I heard a great horn owl hooting this morning. I hope they dont intend to stay.
Name: Lisa Manzi
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-07
10:15 AM to 10:25 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Rainy, 38 degrees. light wind
Other Activity: Initially both in the nest, and then 1 up on the post. Then the 2nd one flew off.
Observation Method: through scope from Argilla Rd
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-04 - Round Island Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-07
10:36 AM to 10:56 AM
at: Essex
Number of Adults Visible: 1
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Rainy, 38 degrees. light wind
Other Activity: Barely enough visibility to see over to Round Island. Just enough to see an osprey on the nest perch. It is possible there was an osprey in the nest as well. When viewed from Argilla Rd, there were 2 and this is the first day I have observed any osprey at the nest.
Observation Method: through scope from Island Rd.
General Comments:
Name: Lisa Manzi
Nest Name:
ESS-03 - Great Bank Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-07
10:36 AM to 10:56 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Rainy, 38 degrees. light wind, fairly clear view even in light rain, but not clear enough to see Dilly.
Other Activity: First day I have observed any osprey at Great Bank. Both osprey were standing in the nest, but the view was not clear enough to see if there was any nest building happening. That nest had so few sticks and other material last year.
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:
2025-04-07
10:15 AM to 10:25 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Rainy, 38 degrees. light wind
Other Activity: viewed at a distance, but both could be seen in the nest
Observation Method: through scope from Argilla 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:
2025-04-07
10:36 AM to 10:56 AM
at: Essex
Number of Adults Visible: 2
Number of Nestlings Visible: 0
Number of Fledglings Visible: 0
Weather Conditions: Rainy, 38 degrees. light wind
Other Activity: Both perched in the nest and then one flew off
Observation Method: through scope from Island Rd
General Comments:
Name: Angela Sorensen
Nest Name:
ROW-15 - Shad Creek Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-06
5:00 to 5:13
at: Rowley
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Cloudy, 53 degrees, wind 5mph W
Other Activity: perched on post near nest
Observation Method: Foot from Stackyard Rd
General Comments:
Name: Emerson Dahmen
Nest Name:
ROW-15 - Shad Creek Platform #2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-06
5 PM to 6 PM
at: Rowley
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 50,3mph,70%
Other Activity:
Observation Method: boat
General Comments: bird was clearly male
Name: Emerson Dahmen
Nest Name:
ROW-13 - Clubhead Creek Platform #2
Adult Osprey Activity Observed:
No Osprey visible on nest
Location, Date & Time of Observation:
2025-04-06
5 PM to 6 PM
at: Rowley
Number of Adults Visible:
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions:
Other Activity:
Observation Method: boat
General Comments:
Name: Angela Sorensen
Nest Name:
ROW-09 - ClubHead Creek Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2025-04-06
5:15 to 5:58
at: Rowley
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Cloudy with some sun, 53, 5mph W wind
Other Activity: Each osprey perched on posts away from nest, then on nest together
Observation Method: From Nelson Island parking lot
General Comments: