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

Hobo – Residency

3rd sighting in Clarence Strait
Fluke of Hobo
Hobo Confirmed in the catalog @6329
Apr 1 – Sep 9, 2022 · Clarence Strait

Clarence Strait · Apr – Sep 2022

143 m
Deepest dive
3:31
Longest dive
51
Dives
Sightings
6
Days between first and last sighting
161
Deepest dive on record
143 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 1, 2022-3 m5.2°C—
Jun 28, 2022331 m12.1°C143 m
Jul 19, 202238 m13.6°C31 m
Sep 9, 202254 m12.0°C13 m
Sep 9, 202276 m12.3°C66 m
Sep 9, 2022186 m12.6°C50 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 1, 2022 — seafloor -3 m (measured), deepest dive — (modelled)Apr 1Jun 28, 2022 — seafloor 331 m (measured), deepest dive 143 m (modelled)Jun 28Jul 19, 2022 — seafloor 38 m (measured), deepest dive 31 m (modelled)Jul 19Sep 9, 2022 — seafloor 54 m (measured), deepest dive 13 m (modelled)Sep 9Sep 9, 2022 — seafloor 76 m (measured), deepest dive 66 m (modelled)Sep 9Sep 9, 2022 — seafloor 186 m (measured), deepest dive 50 m (modelled)Sep 9

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

Dives

143 m
Deepest dive
3:31
Longest dive
51
Dives
23 m
Avg dive depth
6
Sightings
161
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150143 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (331 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 · Jun 28, 2022

measured
Seafloor depth
331 m
Sea-surface temperature
12.1°C
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
-3 m – 331 m
Sea-surface temperature
5.2°C – 13.6°C
Distance from shore
1.0 km – 8.0 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 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.