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

Olympus – Residency

16th sighting in Salish Sea
Fluke of Olympus
Olympus Confirmed in the catalog @16946
Jul 5 – Aug 26, 2023 · Salish Sea

Salish Sea · Jul – Aug 2023

271 m
Deepest dive
8:42
Longest dive
65
Dives
Sightings
4
Days between first and last sighting
52
Deepest dive on record
271 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 5, 2023399 m17.9°C194 m
Jul 27, 2023399 m18.9°C25 m
Aug 15, 2023399 m20.6°C64 m
Aug 26, 2023399 m17.0°C271 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 5, 2023 — seafloor 399 m (measured), deepest dive 194 m (modelled)Jul 5Jul 27, 2023 — seafloor 399 m (measured), deepest dive 25 m (modelled)Jul 27Aug 15, 2023 — seafloor 399 m (measured), deepest dive 64 m (modelled)Aug 15Aug 26, 2023 — seafloor 399 m (measured), deepest dive 271 m (modelled)Aug 26

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

Dives

271 m
Deepest dive
8:42
Longest dive
65
Dives
38 m
Avg dive depth
4
Sightings
52
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0150300271 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 · Aug 26, 2023

measured
Seafloor depth
399 m
Sea-surface temperature
17.0°C
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
399 m
Sea-surface temperature
17.0°C – 20.6°C
Distance from shore
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.