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

HW-MN0521099 – Residency

3rd sighting in Gulf of California
Fluke of HW-MN0521099
HW-MN0521099 Confirmed in the catalog @46748
Feb 28 – Mar 8, 2021 · Gulf of California

Gulf of California · Feb – Mar 2021

111 m
Deepest dive
4:51
Longest dive
35
Dives
Sightings
3
Days between first and last sighting
8
Deepest dive on record
111 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 28, 2021378 m—111 m
Mar 6, 2021100 m—72 m
Mar 8, 202176 m—60 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 28, 2021 — seafloor 378 m (measured), deepest dive 111 m (modelled)Feb 28Mar 6, 2021 — seafloor 100 m (measured), deepest dive 72 m (modelled)Mar 6Mar 8, 2021 — seafloor 76 m (measured), deepest dive 60 m (modelled)Mar 8

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

Dives

111 m
Deepest dive
4:51
Longest dive
35
Dives
33 m
Avg dive depth
3
Sightings
8
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150111 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (378 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 28, 2021

measured
Seafloor depth
378 m
Sea-surface temperature
—
Distance from shore
5.0 km

Across the residency · 3 sightings

measured
Seafloor depth
76 m – 378 m
Sea-surface temperature
—
Distance from shore
4.0 km – 5.0 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 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.