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

Admiral Frank – Residency

6th sighting in Chatham Strait
Fluke of Admiral Frank
Admiral Frank Confirmed in the catalog @18290
Apr 8 – Jul 13, 2022 · Chatham Strait

Chatham Strait · Apr – Jul 2022

112 m
Deepest dive
4:35
Longest dive
73
Dives
Sightings
7
Days between first and last sighting
96

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 8, 202238 m—23 m
Apr 12, 202229 m—20 m
Apr 12, 2022-10 m——
Jun 26, 202256 m—38 m
Jul 13, 2022334 m—31 m
Jul 13, 2022334 m—112 m
Jul 13, 2022347 m—27 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 8, 2022 — seafloor 38 m (measured), deepest dive 23 m (modelled)Apr 8Apr 12, 2022 — seafloor 29 m (measured), deepest dive 20 m (modelled)Apr 12Apr 12, 2022 — seafloor -10 m (measured), deepest dive — (modelled)Apr 12Jun 26, 2022 — seafloor 56 m (measured), deepest dive 38 m (modelled)Jun 26Jul 13, 2022 — seafloor 334 m (measured), deepest dive 31 m (modelled)Jul 13Jul 13, 2022 — seafloor 334 m (measured), deepest dive 112 m (modelled)Jul 13Jul 13, 2022 — seafloor 347 m (measured), deepest dive 27 m (modelled)Jul 13

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

Dives

112 m
Deepest dive
4:35
Longest dive
73
Dives
18 m
Avg dive depth
7
Sightings
96
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150112 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (334 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 13, 2022

measured
Seafloor depth
334 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 7 sightings

measured
Seafloor depth
-10 m – 347 m
Sea-surface temperature
—
Distance from shore
1.0 km – 9.0 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 7 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.