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

HW-MN0521035 – Residency

10th sighting in Gulf of California
Fluke of HW-MN0521035
HW-MN0521035 Confirmed in the catalog @46668
Mar 2 – 9, 2025 · Gulf of California

Gulf of California · Mar 2025

100 m
Deepest dive
3:13
Longest dive
80
Dives
Sightings
7
Days between first and last sighting
7
Deepest dive on record
100 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 2, 202532 m—29 m
Mar 2, 20253 m—3 m
Mar 3, 2025304 m—94 m
Mar 3, 202542 m—29 m
Mar 6, 202523 m—17 m
Mar 9, 202527 m—22 m
Mar 9, 2025140 m—100 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
Mar 2, 2025 — seafloor 32 m (measured), deepest dive 29 m (modelled)Mar 2Mar 2, 2025 — seafloor 3 m (measured), deepest dive 3 m (modelled)Mar 2Mar 3, 2025 — seafloor 304 m (measured), deepest dive 94 m (modelled)Mar 3Mar 3, 2025 — seafloor 42 m (measured), deepest dive 29 m (modelled)Mar 3Mar 6, 2025 — seafloor 23 m (measured), deepest dive 17 m (modelled)Mar 6Mar 9, 2025 — seafloor 27 m (measured), deepest dive 22 m (modelled)Mar 9Mar 9, 2025 — seafloor 140 m (measured), deepest dive 100 m (modelled)Mar 9

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

Dives

100 m
Deepest dive
3:13
Longest dive
80
Dives
15 m
Avg dive depth
7
Sightings
7
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
050100100 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (140 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 · Mar 9, 2025

measured
Seafloor depth
140 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 7 sightings

measured
Seafloor depth
3 m – 304 m
Sea-surface temperature
—
Distance from shore
2.0 km – 4.0 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 7 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.