Decimal @22531

Humpback whales with a sighting history in the Gulf of Maine are cataloged by the Gulf of Maine Humpback Whale Catalog at the Center for Coastal Studies and the North Atlantic Humpback Whale Catalog at Allied Whale, College of the Atlantic. Sightings displayed here have been matched against these catalogs and will contribute to their long-term work, thanks to a partnership with Happywhale.

Gulf of Maine · North Atlantic

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Sightings

Years

Crossings

Last 12 months 4 sightings

N 2025-11: 0 sightings
D 2025-12: 0 sightings
J 2026-01: 0 sightings
F 2026-02: 0 sightings
M 2026-03: 0 sightings
A 2026-04: 0 sightings
M 2026-05: 0 sightings
J 2026-06: 0 sightings
J 2026-07: 0 sightings
A 2026-08: 2 sightings
S 2026-09: 2 sightings
O 2026-10: 0 sightings

Recent activity

View all 8

Activity map — real sighting points on an OpenStreetMap basemap

Gull Season on the Ledges Aug 9 – Sep 10, 2026 · Gulf of Maine · 4 sightings Deepest dive50 m Longest dive1:58

Gulf of Maine · Aug – Sep 2025 Aug 19 – Sep 13, 2025 · Gulf of Maine · 3 sightings Deepest dive59 m Longest dive2:26

Gulf of Maine · Oct 2024 Oct 20, 2024 · Gulf of Maine · 1 sighting Deepest dive39 m Longest dive1:32

Gulf of Maine · Jun 2024 Jun 16, 2024 · Gulf of Maine · 1 sighting Deepest dive54 m Longest dive2:07

✳ Dive stats modelled, not measured

Sightings by year

2018 – 2026

2018

2020

2022

2024

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