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: Albert Levesque
Nest Name:
MAR-03 - Endeavor Channel Marker E
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
01:30 PM to 02:10 PM
at: Marblehead
Number of Adults Visible: 1
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 42F, strong breeze from SE, partly cloudy
Other Activity:
Observation Method: By scope from Lighthouse area on Winter Island
General Comments:
Name: Albert Levesque
Nest Name:
MAR-02 - Great Aquivitae Daymarker
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
01:30 PM to 02:10 PM
at: Marblehead
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 42F, strong breeze from SE, partly cloudy
Other Activity: Female was perched at times and squatted other times. Male was perched.
Observation Method: By scope from lighthouse area on Winter Island
General Comments: One perched on Little Aquavidae.
Name: Stephen Saxe
Nest Name:
MAR-01 - Forest River Park Channel Marker R2
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
01:15 PM to 01:25 PM
at: Marblehead
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Clear and cool
Other Activity:
Observation Method: Vehicle
General Comments:
Name: Ann Massoth
Nest Name:
HAV-01 - Trinity Stadium Light Tower
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
11:00 AM to 11:35 AM
at: Haverhill
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: Sunny, 49 degrees, light wind.
Other Activity: One on nest, one on nearby pole, then both on nest mating.
Observation Method: on foot
General Comments:
Name: Robyn Lafata
Nest Name:
GLO-10 - Walker Creek Platform
Adult Osprey Activity Observed:
Osprey Perched
Location, Date & Time of Observation:
2026-04-21
09:39 AM to 09:47 AM
at: Gloucester
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 40 degrees, sunny ,no wind and low tide
Other Activity: Female was observed sitting on nest perch, within 5 minutes, male flew in onto nest perch. Flew down to female and mated. They both flew to the marsh below and sat there until I left......
Observation Method: vehicle
General Comments:
Name: Dianne Sampson
Nest Name:
GLO-09 - Ten Pound Island Daymarker R2
Adult Osprey Activity Observed:
Osprey Actively Building Nest
Location, Date & Time of Observation:
2026-04-21
01:10 PM to 03:38 PM
at: Gloucester
Number of Adults Visible: 2
Number of Nestlings Visible:
Number of Fledglings Visible:
Weather Conditions: 40’s, sunny sky, med. Wind from south
Other Activity: One Osprey in and out of nest
Observation Method: House
General Comments: A lot of activity
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: