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

Viking – Residency

23rd sighting in Chatham Strait
Fluke of Viking
Viking Confirmed in the catalog @4621
Jun 23 – Sep 2, 2024 · Chatham Strait

Chatham Strait · Jun – Sep 2024

106 m
Deepest dive
3:31
Longest dive
126
Dives
Sightings
8
Days between first and last sighting
71

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 23, 202459 m11.1°C47 m
Jul 6, 202457 m12.0°C43 m
Jul 22, 2024305 m13.1°C106 m
Aug 1, 2024106 m12.3°C62 m
Aug 3, 2024165 m12.9°C56 m
Aug 3, 2024117 m12.9°C76 m
Aug 8, 202422 m15.7°C19 m
Sep 2, 202486 m14.0°C73 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 23, 2024 — seafloor 59 m (measured), deepest dive 47 m (modelled)Jun 23Jul 6, 2024 — seafloor 57 m (measured), deepest dive 43 m (modelled)Jul 6Jul 22, 2024 — seafloor 305 m (measured), deepest dive 106 m (modelled)Jul 22Aug 1, 2024 — seafloor 106 m (measured), deepest dive 62 m (modelled)Aug 1Aug 3, 2024 — seafloor 165 m (measured), deepest dive 56 m (modelled)Aug 3Aug 3, 2024 — seafloor 117 m (measured), deepest dive 76 m (modelled)Aug 3Aug 8, 2024 — seafloor 22 m (measured), deepest dive 19 m (modelled)Aug 8Sep 2, 2024 — seafloor 86 m (measured), deepest dive 73 m (modelled)Sep 2

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

Dives

106 m
Deepest dive
3:31
Longest dive
126
Dives
23 m
Avg dive depth
8
Sightings
71
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150106 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (305 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 22, 2024

measured
Seafloor depth
305 m
Sea-surface temperature
13.1°C
Distance from shore
2.0 km

Across the residency · 8 sightings

measured
Seafloor depth
22 m – 305 m
Sea-surface temperature
11.1°C – 15.7°C
Distance from shore
1.0 km – 5.0 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 8 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.