Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Salish Sea

2025 calf of Kappa – Residency

4th sighting in Salish Sea
Fluke of 2025 calf of Kappa
2025 calf of Kappa Confirmed in the catalog @141271
Aug 8 – Oct 21, 2025 · Salish Sea

Salish Sea · Aug – Oct 2025

144 m
Deepest dive
5:59
Longest dive
36
Dives
Sightings
4
Days between first and last sighting
74
Deepest dive on record
144 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 8, 2025190 m—73 m
Aug 9, 2025131 m—39 m
Aug 10, 2025399 m—58 m
Oct 21, 2025399 m—144 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
Aug 8, 2025 — seafloor 190 m (measured), deepest dive 73 m (modelled)Aug 8Aug 9, 2025 — seafloor 131 m (measured), deepest dive 39 m (modelled)Aug 9Aug 10, 2025 — seafloor 399 m (measured), deepest dive 58 m (modelled)Aug 10Oct 21, 2025 — seafloor 399 m (measured), deepest dive 144 m (modelled)Oct 21

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

Dives

144 m
Deepest dive
5:59
Longest dive
36
Dives
28 m
Avg dive depth
4
Sightings
74
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150144 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (399 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 · Oct 21, 2025

measured
Seafloor depth
399 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
131 m – 399 m
Sea-surface temperature
—
Distance from shore
8.0 km – 13.0 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.