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

6 March 2005—3 December 2025

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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.

350 of 443 reports mapped · 19 places

Mapped places North to south

Places without a map point · 93 reports

Broad or unreviewed public locations remain available in the archive.

Map: Natural Earth.

Reports over time

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

  1. 12005
  2. 12009
  3. 12011
  4. 22012
  5. 42013
  6. 32014
  7. 32015
  8. 62016
  9. 52017
  10. 12021
  11. 12022
  12. 12024
  13. 12025

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

  1. Date:
    Place: Rockport, Massachusetts Rockport
    Reported: Unidentified Nolan Casimir — iNaturalist (naturenolan)

    Observation: Photographic observation identified on iNaturalist as harbour seal (Phoca vitulina).

  2. Date:
    Place: Ipswich, Massachusetts Ipswich
    Reported: Unidentified Jonathan Layman — iNaturalist (jlayman)

    Observation: Photographic observation identified on iNaturalist as harp seal (Pagophilus groenlandicus).

  3. Date:
    Reported: Unidentified gardnero — iNaturalist

    Observation: Photographic observation identified on iNaturalist as grey seal (Halichoerus grypus atlantica).

  4. Date:
    Place: Newburyport, Massachusetts Newburyport
    Reported: Unidentified Chaffee Monell — iNaturalist (chaffeemonell)

    Observation: Photographic observation identified on iNaturalist as harbour seal (Phoca vitulina).

  5. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/6582529

    Observation: One Harbor Seal was photographed hauled out on a sandbar in Plum Island Sound.

  6. Date:
    Place: Rockport, Massachusetts New England
    Reported: Unidentified https://www.inaturalist.org/observations/18402429

    Observation: One Grey Seal was photographed swimming near Rockport.

  7. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/5212381

    Observation: Two Harbor Seals were photographed resting on low rocks near Salisbury State Beach.

  8. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/5022792

    Observation: One Harbor Seal was photographed swimming near Jodrey State Fish Pier.

  9. Date:
    Place: Rockport, Massachusetts New England
    Reported: Unidentified https://www.inaturalist.org/observations/4957540

    Observation: One Harbor Seal was photographed resting on a rock near Rockport.

  10. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/4853615

    Observation: One Harbor Seal was photographed with its head above the water in Gloucester Inner Harbor.

  11. Date:
    Place: Nahant Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/61489535

    Observation: A seal was photographed washed ashore near Nahant.

  12. Date:
    Place: Gloucester Harbor Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/15167776

    Observation: A seal was photographed in the water near Gloucester Harbor.

  13. Date:
    Place: Essex County / Jodrey Fish Pier Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/2711844

    Observation: A Grey Seal was photographed swimming near Jodrey Fish Pier.

  14. Date:
    Place: Salisbury Beach Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/2646698

    Observation: Several Harbor Seals were photographed on rocks near Salisbury Beach.

  15. Date:
    Place: Gloucester Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/36868588

    Observation: Several Harbor Seals were photographed on rocks near Gloucester.

  16. Date:
    Place: Merrimack Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/11068772

    Observation: A Grey Seal was photographed swimming near Merrimack.

  17. Date:
    Place: Halibut Point Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/3391083

    Observation: A small seal was photographed on rocks near Halibut Point.

  18. Date:
    Place: Ipswich Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/192249702

    Observation: A Harbor Seal was photographed resting near Ipswich.

  19. Date:
    Place: Plum Island Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/46483265

    Observation: A dead seal carcass was photographed on Plum Island.

  20. Date:
    Place: Newbury Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/230995556

    Observation: A live group of seals was photographed on rocks near Newbury.

  21. Date:
    Place: Salisbury Beach Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/1102766

    Observation: One seal was photographed hauled out at Salisbury Beach.

  22. Date:
    Place: Salisbury Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/65750335

    Observation: Several seals were photographed hauled out near Salisbury.

  23. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/483251

    Observation: A seal was photographed hauled out near Parker River National Wildlife Refuge.

  24. Date:
    Place: Jodrey Fish Pier, Gloucester Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/65750264

    Observation: Direct original iNaturalist page and photograph reviewed. One live Grey Seal is in water.

  25. Date:
    Place: Salisbury Beach Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/261380636

    Observation: Direct original iNaturalist page and photograph reviewed. At least three Harbor Seals are hauled out; structured count remains unset.

  26. Date:
    Place: Gloucester State Fish Pier Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/18643983

    Observation: Direct original iNaturalist page and photograph reviewed. One Harbor Seal is swimming; observer note confirms place and species. No photo uploaded.

  27. Date:
    Place: Gloucester Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/4574257

    Observation: Direct original iNaturalist page and photograph reviewed. One Harbor Seal is curled on a rock. Resting posture is insufficient to establish death; condition remains uncertain and no photo is uploaded.

  28. Date:
    Place: Salisbury Beach Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/6254571

    Observation: Direct original iNaturalist page and photograph reviewed. Many live Harbor Seals are on a low rock in water; count is unset.

  29. Date:
    Place: Gloucester Massachusetts
    Reported: Unidentified https://www.inaturalist.org/observations/13441345; https://www.inaturalist.org/observations/27080199; https://www.inaturalist.org/observations/33587899

    Observation: Direct original iNaturalist pages and photographs reviewed. Three observers' records fall on the same date and within roughly 150 m in Gloucester, with very similar views of one harbor seal in water; consolidated as one encounter. One source page shows a clock in another timezone, so no observation time is preserved.

  30. Date:
    Reported: Unidentified https://www.inaturalist.org/observations/65750393

    Observation: Direct original iNaturalist observation reviewed. Source IDs: 65750393. Original page has visible photograph asset and research-grade harp seal identification.