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

HW-MN0200140 – Residency

11th sighting in Troms
Fluke of HW-MN0200140
HW-MN0200140 Confirmed in the catalog @77675
Oct 30 – Nov 20, 2025 · Troms

Troms · Oct – Nov 2025

157 m
Deepest dive
4:40
Longest dive
69
Dives
Sightings
6
Days between first and last sighting
21
Deepest dive on record
157 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Oct 30, 202557 m—50 m
Nov 5, 2025218 m—157 m
Nov 8, 2025233 m—65 m
Nov 10, 202564 m—24 m
Nov 17, 2025153 m—123 m
Nov 20, 2025117 m—57 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 30, 2025 — seafloor 57 m (measured), deepest dive 50 m (modelled)Oct 30Nov 5, 2025 — seafloor 218 m (measured), deepest dive 157 m (modelled)Nov 5Nov 8, 2025 — seafloor 233 m (measured), deepest dive 65 m (modelled)Nov 8Nov 10, 2025 — seafloor 64 m (measured), deepest dive 24 m (modelled)Nov 10Nov 17, 2025 — seafloor 153 m (measured), deepest dive 123 m (modelled)Nov 17Nov 20, 2025 — seafloor 117 m (measured), deepest dive 57 m (modelled)Nov 20

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

Dives

157 m
Deepest dive
4:40
Longest dive
69
Dives
24 m
Avg dive depth
6
Sightings
21
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200157 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (218 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 5, 2025

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

Across the residency · 6 sightings

measured
Seafloor depth
57 m – 233 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 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.