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

Split Fluke – Residency

36th sighting in Salish Sea
Fluke of Split Fluke
Split Fluke Confirmed in the catalog @3534
Jun 27 – Sep 13, 2017 · Salish Sea

Salish Sea · Jun – Sep 2017

116 m
Deepest dive
4:26
Longest dive
60
Dives
Sightings
5
Days between first and last sighting
78

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 27, 2017167 m11.9°C56 m
Jul 3, 201729 m12.2°C23 m
Jul 5, 201797 m12.3°C67 m
Jul 17, 2017154 m11.7°C116 m
Sep 13, 2017176 m11.3°C66 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 27, 2017 — seafloor 167 m (measured), deepest dive 56 m (modelled)Jun 27Jul 3, 2017 — seafloor 29 m (measured), deepest dive 23 m (modelled)Jul 3Jul 5, 2017 — seafloor 97 m (measured), deepest dive 67 m (modelled)Jul 5Jul 17, 2017 — seafloor 154 m (measured), deepest dive 116 m (modelled)Jul 17Sep 13, 2017 — seafloor 176 m (measured), deepest dive 66 m (modelled)Sep 13

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

Dives

116 m
Deepest dive
4:26
Longest dive
60
Dives
24 m
Avg dive depth
5
Sightings
78
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150116 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 · Jul 17, 2017

measured
Seafloor depth
154 m
Sea-surface temperature
11.7°C
Distance from shore
7.0 km

Across the residency · 5 sightings

measured
Seafloor depth
29 m – 176 m
Sea-surface temperature
11.3°C – 12.3°C
Distance from shore
3.0 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 5 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.