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Monterey Bay

Snowy Owl – Residency

255th sighting in Monterey Bay
Fluke of Snowy Owl
Snowy Owl Confirmed in the catalog @479
Apr 7 – Oct 9, 2025 · Monterey Bay

Monterey Bay · Apr – Oct 2025

175 m
Deepest dive
6:26
Longest dive
290
Dives
Sightings
30
Days between first and last sighting
185

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 7, 202589 m12.9°C41 m
Apr 21, 2025266 m13.0°C109 m
Apr 24, 202585 m13.1°C62 m
May 12, 202559 m13.6°C39 m
May 22, 2025264 m12.5°C54 m
Jun 10, 202572 m14.4°C38 m
Jun 15, 202579 m13.8°C42 m
Jun 15, 202561 m14.0°C23 m
Jun 16, 202587 m13.9°C75 m
Jun 22, 202572 m12.9°C42 m
Jun 23, 202597 m12.8°C65 m
Jun 29, 2025466 m13.1°C175 m
Jul 6, 202571 m13.7°C62 m
Jul 6, 202570 m13.8°C29 m
Jul 6, 202555 m13.7°C45 m
Jul 8, 202546 m13.6°C42 m
Jul 8, 202552 m13.7°C44 m
Jul 8, 202572 m13.6°C31 m

Seafloor and sea temperature measured · ✳ dives modelled ·

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Apr 7, 2025 — seafloor 89 m (measured), deepest dive 41 m (modelled)Apr 7Apr 21, 2025 — seafloor 266 m (measured), deepest dive 109 m (modelled)Apr 24, 2025 — seafloor 85 m (measured), deepest dive 62 m (modelled)May 12, 2025 — seafloor 59 m (measured), deepest dive 39 m (modelled)May 22, 2025 — seafloor 264 m (measured), deepest dive 54 m (modelled)Jun 10, 2025 — seafloor 72 m (measured), deepest dive 38 m (modelled)Jun 10Jun 15, 2025 — seafloor 79 m (measured), deepest dive 42 m (modelled)Jun 15, 2025 — seafloor 61 m (measured), deepest dive 23 m (modelled)Jun 16, 2025 — seafloor 87 m (measured), deepest dive 75 m (modelled)Jun 22, 2025 — seafloor 72 m (measured), deepest dive 42 m (modelled)Jun 23, 2025 — seafloor 97 m (measured), deepest dive 65 m (modelled)Jun 23Jun 29, 2025 — seafloor 466 m (measured), deepest dive 175 m (modelled)Jul 6, 2025 — seafloor 71 m (measured), deepest dive 62 m (modelled)Jul 6, 2025 — seafloor 70 m (measured), deepest dive 29 m (modelled)Jul 6, 2025 — seafloor 55 m (measured), deepest dive 45 m (modelled)Jul 8, 2025 — seafloor 46 m (measured), deepest dive 42 m (modelled)Jul 8Jul 8, 2025 — seafloor 52 m (measured), deepest dive 44 m (modelled)Jul 8, 2025 — seafloor 72 m (measured), deepest dive 31 m (modelled)Jul 8, 2025 — seafloor 26 m (measured), deepest dive 22 m (modelled)Jul 9, 2025 — seafloor 62 m (measured), deepest dive 45 m (modelled)Jul 9, 2025 — seafloor 60 m (measured), deepest dive 51 m (modelled)Jul 9Jul 16, 2025 — seafloor 567 m (measured), deepest dive 148 m (modelled)Jul 25, 2025 — seafloor 317 m (measured), deepest dive 151 m (modelled)Jul 26, 2025 — seafloor 183 m (measured), deepest dive 51 m (modelled)Jul 26, 2025 — seafloor 442 m (measured), deepest dive 33 m (modelled)Jul 26, 2025 — seafloor 169 m (measured), deepest dive 43 m (modelled)Jul 26Jul 30, 2025 — seafloor 97 m (measured), deepest dive 75 m (modelled)Jul 30, 2025 — seafloor 95 m (measured), deepest dive 20 m (modelled)Oct 9, 2025 — seafloor 22 m (measured), deepest dive 18 m (modelled)Oct 9, 2025 — seafloor 448 m (measured), deepest dive 98 m (modelled)

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

175 m
Deepest dive
6:26
Longest dive
290
Dives
24 m
Avg dive depth
30
Sightings
185
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200175 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (466 m) and the published dive-behaviour distribution. Modelled, not measured.

Deep Effort Score

Deep

Depth, duration and recovery resolved into a single number for this session.

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Place

Where this happened · Jun 29, 2025

measured
Seafloor depth
466 m
Sea-surface temperature
13.1°C
Distance from shore
9.0 km

Across the residency · 30 sightings

measured
Seafloor depth
22 m – 567 m
Sea-surface temperature
12.5°C – 17.3°C
Distance from shore
1.0 km – 16.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 30 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.