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

Selly – Residency

38th sighting in Monterey Bay
Fluke of Selly
Selly Confirmed in the catalog @6889
Jun 9 – Jul 26, 2025 · Monterey Bay

Monterey Bay · Jun – Jul 2025

142 m
Deepest dive
5:14
Longest dive
54
Dives
Sightings
4
Days between first and last sighting
47

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 9, 202539 m14.9°C32 m
Jun 10, 202564 m14.4°C51 m
Jun 10, 2025177 m14.4°C91 m
Jul 26, 2025442 m16.2°C142 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
Jun 9, 2025 — seafloor 39 m (measured), deepest dive 32 m (modelled)Jun 9Jun 10, 2025 — seafloor 64 m (measured), deepest dive 51 m (modelled)Jun 10Jun 10, 2025 — seafloor 177 m (measured), deepest dive 91 m (modelled)Jun 10Jul 26, 2025 — seafloor 442 m (measured), deepest dive 142 m (modelled)Jul 26

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

Dives

142 m
Deepest dive
5:14
Longest dive
54
Dives
26 m
Avg dive depth
4
Sightings
47
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150142 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (442 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 · Jul 26, 2025

measured
Seafloor depth
442 m
Sea-surface temperature
16.2°C
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
39 m – 442 m
Sea-surface temperature
14.4°C – 16.2°C
Distance from shore
3.0 km – 6.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 4 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.