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

Bump – Residency

36th sighting in Salish Sea
Fluke of Bump
Bump Confirmed in the catalog @2765
Aug 21 – Sep 17, 2026 · Salish Sea

Green Water Herring Run

Found the herring stacked exactly where the tide always piles them.

113 m
Deepest dive
4:05
Longest dive
40
Dives
Sightings
4
Days between first and last sighting
27

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 21, 2026154 m14.9°C113 m
Aug 31, 202689 m14.8°C63 m
Sep 8, 202687 m15.7°C77 m
Sep 17, 202673 m15.6°C57 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 21, 2026 — seafloor 154 m (measured), deepest dive 113 m (modelled)Aug 21Aug 31, 2026 — seafloor 89 m (measured), deepest dive 63 m (modelled)Aug 31Sep 8, 2026 — seafloor 87 m (measured), deepest dive 77 m (modelled)Sep 8Sep 17, 2026 — seafloor 73 m (measured), deepest dive 57 m (modelled)Sep 17

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

Dives

113 m
Deepest dive
4:05
Longest dive
40
Dives
26 m
Avg dive depth
4
Sightings
27
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150113 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (154 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, 2026

measured
Seafloor depth
154 m
Sea-surface temperature
14.9°C
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
73 m – 154 m
Sea-surface temperature
14.8°C – 15.7°C
Distance from shore
4.0 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 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.