Casper (Northern BC) aka Astrolabe (FS) @26833
North Pacific humpback. Catalogued since 2004.
Chatham Strait · North Pacific
60 Following 261 Followers68
Sightings
23
Years
6
Crossings
Sightings by year
2004 – 20262004
2009
2015
2021
’26
Season Trends
DeepEffort across the feeding and breeding grounds, year over year.
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5 earnedCrossed the Gulf
First of the Year
50 Sightings
Crossed the Gulf of Alaska — resighted on both the Hawaii breeding grounds and the Alaska feeding grounds.
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Pods
60 followingKelp (Juneau) @23607 since Jul 13, 2024
Sherona aka Shrapnel @6441 since Jun 20, 2024
Flash (KBay) aka Siara (Juneau) @11179 since Jun 20, 2024
Quote (SE Alaska) aka Lissodelphus (FS) @15629 since Aug 18, 2023
Sasha (Juneau) @11153 since Aug 18, 2023
Recent activity
Glacier Bay & Icy Strait · Jul 2026–Aug 2026 Aug 31, 2026 · Glacier Bay & Icy Strait — deepest Au'au Channel · Dec 2025–Jan 2026 Jan 15, 2026 · Au'au Channel 68 m deepest· 2:23 longest Chatham Strait · Jun 2025–Sep 2025 Sep 11, 2025 · Chatham Strait 99 m deepest· 3:01 longest Chatham Strait · Jun 2024–Aug 2024 Aug 7, 2024 · Chatham Strait 118 m deepest· 4:40 longest
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