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

Anan – Residency

10th sighting in Clarence Strait
Fluke of Anan
Anan Confirmed in the catalog @37178
Jul 26 – Sep 20, 2023 · Clarence Strait

Clarence Strait · Jul – Sep 2023

60 m
Deepest dive
2:04
Longest dive
34
Dives
Sightings
4
Days between first and last sighting
56

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 26, 2023110 m—29 m
Aug 21, 2023223 m—60 m
Sep 19, 202352 m—45 m
Sep 20, 2023-9 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 26, 2023 — seafloor 110 m (measured), deepest dive 29 m (modelled)Jul 26Aug 21, 2023 — seafloor 223 m (measured), deepest dive 60 m (modelled)Aug 21Sep 19, 2023 — seafloor 52 m (measured), deepest dive 45 m (modelled)Sep 19Sep 20, 2023 — seafloor -9 m (measured), deepest dive — (modelled)Sep 20

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

Dives

60 m
Deepest dive
2:04
Longest dive
34
Dives
21 m
Avg dive depth
4
Sightings
56
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010060 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (223 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 21, 2023

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

Across the residency · 4 sightings

measured
Seafloor depth
-9 m – 223 m
Sea-surface temperature
—
Distance from shore
1.0 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 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.