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

Stubs – Residency

23rd sighting in Monterey Bay
Fluke of Stubs
Stubs Confirmed in the catalog @55033
Mar 30 – Aug 1, 2025 · Monterey Bay

Monterey Bay · Mar – Aug 2025

138 m
Deepest dive
4:37
Longest dive
73
Dives
Sightings
5
Days between first and last sighting
124

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 30, 2025209 m—138 m
May 31, 202588 m—79 m
Jun 1, 202554 m—42 m
Jun 2, 202598 m—79 m
Aug 1, 202561 m—55 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 30, 2025 — seafloor 209 m (measured), deepest dive 138 m (modelled)Mar 30May 31, 2025 — seafloor 88 m (measured), deepest dive 79 m (modelled)May 31Jun 1, 2025 — seafloor 54 m (measured), deepest dive 42 m (modelled)Jun 1Jun 2, 2025 — seafloor 98 m (measured), deepest dive 79 m (modelled)Jun 2Aug 1, 2025 — seafloor 61 m (measured), deepest dive 55 m (modelled)Aug 1

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

Dives

138 m
Deepest dive
4:37
Longest dive
73
Dives
27 m
Avg dive depth
5
Sightings
124
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150138 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (209 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 30, 2025

measured
Seafloor depth
209 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 5 sightings

measured
Seafloor depth
54 m – 209 m
Sea-surface temperature
—
Distance from shore
2.0 km – 8.0 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 5 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.