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

Walter – Residency

31st sighting in Monterey Bay
Fluke of Walter
Walter Confirmed in the catalog @527
Jul 18 – Sep 28, 2020 · Monterey Bay

Monterey Bay · Jul – Sep 2020

89 m
Deepest dive
4:07
Longest dive
52
Dives
Sightings
5
Days between first and last sighting
72

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 18, 202095 m14.8°C73 m
Jul 25, 2020771 m16.3°C47 m
Aug 11, 2020968 m15.9°C89 m
Sep 27, 2020155 m15.9°C61 m
Sep 28, 202082 m16.0°C64 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
Jul 18, 2020 — seafloor 95 m (measured), deepest dive 73 m (modelled)Jul 18Jul 25, 2020 — seafloor 771 m (measured), deepest dive 47 m (modelled)Jul 25Aug 11, 2020 — seafloor 968 m (measured), deepest dive 89 m (modelled)Aug 11Sep 27, 2020 — seafloor 155 m (measured), deepest dive 61 m (modelled)Sep 27Sep 28, 2020 — seafloor 82 m (measured), deepest dive 64 m (modelled)Sep 28

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

Dives

89 m
Deepest dive
4:07
Longest dive
52
Dives
25 m
Avg dive depth
5
Sightings
72
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010089 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (968 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 · Aug 11, 2020

measured
Seafloor depth
968 m
Sea-surface temperature
15.9°C
Distance from shore
6.0 km

Across the residency · 5 sightings

measured
Seafloor depth
82 m – 968 m
Sea-surface temperature
14.8°C – 16.3°C
Distance from shore
3.0 km – 15.0 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 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.