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

Frankenstein – Residency

113th sighting in Salish Sea
Fluke of Frankenstein
Frankenstein Confirmed in the catalog @3715
May 27 – Oct 3, 2026 · Salish Sea

Home Water, Early Summer

Herring boiling again in my corner of the world—patchwork fluke, same good stitching.

183 m
Deepest dive
6:02
Longest dive
111
Dives
Sightings
6
Days between first and last sighting
128
Deepest dive on record
183 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 27, 202660 m15.3°C52 m
Jul 3, 2026328 m13.1°C162 m
Jul 6, 2026380 m18.6°C183 m
Jul 13, 202620 m14.5°C17 m
Jul 21, 2026103 m19.2°C85 m
Oct 3, 2026201 m13.4°C67 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
May 27, 2026 — seafloor 60 m (measured), deepest dive 52 m (modelled)May 27Jul 3, 2026 — seafloor 328 m (measured), deepest dive 162 m (modelled)Jul 3Jul 6, 2026 — seafloor 380 m (measured), deepest dive 183 m (modelled)Jul 6Jul 13, 2026 — seafloor 20 m (measured), deepest dive 17 m (modelled)Jul 13Jul 21, 2026 — seafloor 103 m (measured), deepest dive 85 m (modelled)Jul 21Oct 3, 2026 — seafloor 201 m (measured), deepest dive 67 m (modelled)Oct 3

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

Dives

183 m
Deepest dive
6:02
Longest dive
111
Dives
27 m
Avg dive depth
6
Sightings
128
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200183 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (380 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 6, 2026

measured
Seafloor depth
380 m
Sea-surface temperature
18.6°C
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
20 m – 380 m
Sea-surface temperature
13.1°C – 19.2°C
Distance from shore
1.0 km – 12.0 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 6 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.