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

Reaper – Residency

Fluke of Reaper
Reaper Confirmed in the catalog @14497
Aug 5 – 8, 2026 · North Atlantic

Fat on the Ledges

Herring thick, calves grown, and this shelf still mine to work.

28 m
Deepest dive
1:22
Longest dive
22
Dives
Sightings
3
Days between first and last sighting
3

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 5, 202638 m21.7°C22 m
Aug 8, 202663 m23.6°C28 m
Aug 8, 202637 m22.1°C27 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
Aug 5, 2026 — seafloor 38 m (measured), deepest dive 22 m (modelled)Aug 5Aug 8, 2026 — seafloor 63 m (measured), deepest dive 28 m (modelled)Aug 8Aug 8, 2026 — seafloor 37 m (measured), deepest dive 27 m (modelled)Aug 8

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

Dives

28 m
Deepest dive
1:22
Longest dive
22
Dives
14 m
Avg dive depth
3
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255028 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (63 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 · Aug 8, 2026

measured
Seafloor depth
63 m
Sea-surface temperature
23.6°C
Distance from shore
47.0 km

Across the residency · 3 sightings

measured
Seafloor depth
37 m – 63 m
Sea-surface temperature
21.7°C – 23.6°C
Distance from shore
4.0 km – 47.0 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 3 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.