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

Split Fluke – Residency

57th sighting in Salish Sea
Fluke of Split Fluke
Split Fluke Confirmed in the catalog @3534
Mar 27 – Sep 25, 2022 · Salish Sea

Spring to Fall Resident

Stayed close to home this year, raising little Cerulean in familiar waters.

132 m
Deepest dive
5:58
Longest dive
87
Dives
Sightings
9
Days between first and last sighting
182

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 27, 2022101 m7.7°C29 m
Apr 29, 2022174 m9.3°C110 m
Apr 29, 2022140 m9.4°C107 m
Apr 29, 2022124 m9.3°C78 m
May 27, 2022149 m10.0°C65 m
Jun 22, 2022125 m14.3°C87 m
Jul 18, 2022146 m10.6°C56 m
Jul 18, 2022169 m10.5°C132 m
Sep 25, 2022341 m13.7°C54 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
Mar 27, 2022 — seafloor 101 m (measured), deepest dive 29 m (modelled)Mar 27Apr 29, 2022 — seafloor 174 m (measured), deepest dive 110 m (modelled)Apr 29Apr 29, 2022 — seafloor 140 m (measured), deepest dive 107 m (modelled)Apr 29Apr 29, 2022 — seafloor 124 m (measured), deepest dive 78 m (modelled)Apr 29May 27, 2022 — seafloor 149 m (measured), deepest dive 65 m (modelled)May 27Jun 22, 2022 — seafloor 125 m (measured), deepest dive 87 m (modelled)Jun 22Jul 18, 2022 — seafloor 146 m (measured), deepest dive 56 m (modelled)Jul 18Jul 18, 2022 — seafloor 169 m (measured), deepest dive 132 m (modelled)Jul 18Sep 25, 2022 — seafloor 341 m (measured), deepest dive 54 m (modelled)Sep 25

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

Dives

132 m
Deepest dive
5:58
Longest dive
87
Dives
30 m
Avg dive depth
9
Sightings
182
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150132 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (169 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 18, 2022

measured
Seafloor depth
169 m
Sea-surface temperature
10.5°C
Distance from shore
8.0 km

Across the residency · 9 sightings

measured
Seafloor depth
101 m – 341 m
Sea-surface temperature
7.7°C – 14.3°C
Distance from shore
2.0 km – 9.0 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 9 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.