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

HW-MN0200789 – Residency

5th sighting in Troms
Fluke of HW-MN0200789
HW-MN0200789 Confirmed in the catalog @147300
Oct 31 – Nov 23, 2025 · Troms

Troms · Oct – Nov 2025

93 m
Deepest dive
3:43
Longest dive
66
Dives
Sightings
5
Days between first and last sighting
23
Deepest dive on record
93 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Oct 31, 202535 m—27 m
Nov 1, 2025200 m—55 m
Nov 4, 202576 m—51 m
Nov 19, 202564 m—36 m
Nov 23, 2025159 m—93 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
Oct 31, 2025 — seafloor 35 m (measured), deepest dive 27 m (modelled)Oct 31Nov 1, 2025 — seafloor 200 m (measured), deepest dive 55 m (modelled)Nov 1Nov 4, 2025 — seafloor 76 m (measured), deepest dive 51 m (modelled)Nov 4Nov 19, 2025 — seafloor 64 m (measured), deepest dive 36 m (modelled)Nov 19Nov 23, 2025 — seafloor 159 m (measured), deepest dive 93 m (modelled)Nov 23

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

Dives

93 m
Deepest dive
3:43
Longest dive
66
Dives
23 m
Avg dive depth
5
Sightings
23
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010093 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (159 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 · Nov 23, 2025

measured
Seafloor depth
159 m
Sea-surface temperature
—
Distance from shore
—

Across the residency · 5 sightings

measured
Seafloor depth
35 m – 200 m
Sea-surface temperature
—
Distance from shore
—

Sources: GEBCO seafloor grid

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.