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

HW-MN0503675 – Residency

7th sighting in Monterey Bay
Fluke of HW-MN0503675
HW-MN0503675 Confirmed in the catalog @132441
Jun 1 – Nov 9, 2025 · Monterey Bay

Monterey Bay · Jun – Nov 2025

115 m
Deepest dive
4:13
Longest dive
79
Dives
Sightings
8
Days between first and last sighting
161

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 1, 2025555 m—115 m
Aug 19, 2025-6 m——
Aug 22, 2025-11 m——
Aug 24, 20252 m—2 m
Aug 30, 202541 m—18 m
Oct 8, 20256 m—5 m
Oct 31, 202518 m—16 m
Nov 9, 202519 m—13 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
Jun 1, 2025 — seafloor 555 m (measured), deepest dive 115 m (modelled)Jun 1Aug 19, 2025 — seafloor -6 m (measured), deepest dive — (modelled)Aug 19Aug 22, 2025 — seafloor -11 m (measured), deepest dive — (modelled)Aug 22Aug 24, 2025 — seafloor 2 m (measured), deepest dive 2 m (modelled)Aug 24Aug 30, 2025 — seafloor 41 m (measured), deepest dive 18 m (modelled)Aug 30Oct 8, 2025 — seafloor 6 m (measured), deepest dive 5 m (modelled)Oct 8Oct 31, 2025 — seafloor 18 m (measured), deepest dive 16 m (modelled)Oct 31Nov 9, 2025 — seafloor 19 m (measured), deepest dive 13 m (modelled)Nov 9

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

Dives

115 m
Deepest dive
4:13
Longest dive
79
Dives
10 m
Avg dive depth
8
Sightings
161
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150115 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (555 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 1, 2025

measured
Seafloor depth
555 m
Sea-surface temperature
—
Distance from shore
15.0 km

Across the residency · 8 sightings

measured
Seafloor depth
-11 m – 555 m
Sea-surface temperature
—
Distance from shore
1.0 km – 15.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

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

Source records

This activity is assembled from 8 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.