seal.watch / new-england

New England · 2000—2026

Grey and harbour seals

Seals around New England.

Follow public seal observations from New England. Browse published records, explore the places and stories behind them, or share an encounter with the Seal Watch team.

Meet the grey seal → · Meet the harbour seal →

Total reports
443
Latest observation

Public reports · newest first

Public records archive

16 February

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1 of 443 reports

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Explore by place

All places

Markers group reports by reviewed names in their public locations, not exact sighting positions. Circle size reflects report counts. Select a place to filter the archive.

3 of 3 reports mapped · 3 places

New England Six-state outline

N ↑

Reported places Detail of outlined region

Downeast Maine / Acadia · 1 report1Lower Cape Cod · 1 report2Nantucket · 1 report3

Mapped places North to south

  1. Downeast Maine / Acadia1 report
  2. Lower Cape Cod1 report
  3. Nantucket1 report

Map: Natural Earth.

Reports over time

All dates

Select a year, then a month. Counts describe published reports; one animal may appear in several reports.

  1. 12000
  2. 12010
  3. 12011
  4. 12016
  5. 12017
  6. 12020
  7. 22026

Months in 2020

  1. 0Jan
  2. 1Feb
  3. 0Mar
  4. 0Apr
  5. 0May
  6. 0Jun
  7. 0Jul
  8. 0Aug
  9. 0Sep
  10. 0Oct
  11. 0Nov
  12. 0Dec

Grouped by each record’s archive date. Approximate dates keep their original labels in the records below.

  1. Nantucket Island, Massachusetts Nantucket Island
    Unidentified avaldez18 — iNaturalist

    Photographic observation identified on iNaturalist as grey seal (Halichoerus grypus). The observer described a pup and a larger colony farther along the beach; no total animal count was supplied. Grey seal