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

Talisman – Residency

57th sighting in Monterey Bay
Fluke of Talisman
Talisman Confirmed in the catalog @7265
Apr 30 – Aug 27, 2026 · Monterey Bay

The Shelf Delivers Again

Early summer, the water dropped away, and the feed came up thick.

164 m
Deepest dive
4:39
Longest dive
78
Dives
Sightings
6
Days between first and last sighting
119

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 30, 2026121 m13.5°C71 m
Apr 30, 2026394 m13.5°C164 m
Jul 5, 2026-60 m15.4°C—
Jul 8, 202619 m16.2°C16 m
Jul 14, 202673 m16.7°C38 m
Aug 27, 202674 m16.9°C65 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
Apr 30, 2026 — seafloor 121 m (measured), deepest dive 71 m (modelled)Apr 30Apr 30, 2026 — seafloor 394 m (measured), deepest dive 164 m (modelled)Apr 30Jul 5, 2026 — seafloor -60 m (measured), deepest dive — (modelled)Jul 5Jul 8, 2026 — seafloor 19 m (measured), deepest dive 16 m (modelled)Jul 8Jul 14, 2026 — seafloor 73 m (measured), deepest dive 38 m (modelled)Jul 14Aug 27, 2026 — seafloor 74 m (measured), deepest dive 65 m (modelled)Aug 27

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

Dives

164 m
Deepest dive
4:39
Longest dive
78
Dives
20 m
Avg dive depth
6
Sightings
119
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200164 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (394 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 · Apr 30, 2026

measured
Seafloor depth
394 m
Sea-surface temperature
13.5°C
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
-60 m – 394 m
Sea-surface temperature
13.5°C – 16.9°C
Distance from shore
2.0 km – 9.0 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 6 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.