Arc'teryx (TMMC) @1504
Determined to be male by biopsy from Cascadia Research Collective. Previously thought to be mother of CRC-16598 from a March 26, 2017 encounter.
Monterey Bay · North Pacific
75 Following 67 Followers40
Sightings
18
Years
0
Crossings
Sightings by year
2009 – 20262009
2013
2018
2022
’26
Season Trends
DeepEffort across the feeding and breeding grounds, year over year.
Unlock with Risa DeepTrophy case
3 earnedFirst of the Year
Decade Veteran
4 Bays Visited
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Pods
75 followingFollowed by 67 — follows no one back.
View all connections ›Recent activity
Monterey Bay · May 2026 May 21, 2026 · Monterey Bay 25 m deepest· 1:22 longest Santa Barbara Channel · Oct 2025 Oct 12, 2025 · Santa Barbara Channel — deepest Monterey Bay · Apr 2025 Apr 25, 2025 · Monterey Bay — deepest Monterey Bay · Apr 2024–Jun 2024 Jun 23, 2024 · Monterey Bay — deepest
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