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

HW-MN0522723 – Residency

11th sighting in Gulf of California
Fluke of HW-MN0522723
HW-MN0522723 Confirmed in the catalog @60233
Feb 10 – Mar 15, 2026 · Gulf of California

Gulf of California · Feb – Mar 2026

473 m
Deepest dive
17:28
Longest dive
38
Dives
Sightings
3
Days between first and last sighting
33
Deepest dive on record
473 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 10, 2026327 m22.8°C86 m
Feb 15, 2026520 m23.4°C473 m
Mar 15, 20261,022 m23.0°C171 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
Feb 10, 2026 — seafloor 327 m (measured), deepest dive 86 m (modelled)Feb 10Feb 15, 2026 — seafloor 520 m (measured), deepest dive 473 m (modelled)Feb 15Mar 15, 2026 — seafloor 1,022 m (measured), deepest dive 171 m (modelled)Mar 15

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

Dives

473 m
Deepest dive
17:28
Longest dive
38
Dives
41 m
Avg dive depth
3
Sightings
33
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0250500473 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (520 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 · Feb 15, 2026

measured
Seafloor depth
520 m
Sea-surface temperature
23.4°C
Distance from shore
22.0 km

Across the residency · 3 sightings

measured
Seafloor depth
327 m – 1,022 m
Sea-surface temperature
22.8°C – 23.4°C
Distance from shore
4.0 km – 22.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 3 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.