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

SEAK-1876 – Residency

Fluke of SEAK-1876
SEAK-1876 Confirmed in the catalog @33295
Aug 14 – 26, 2026 · North Pacific

Green Water, Good Company

Cold narrows, loose crowd, no hurry — that's the whole plan.

78 m
Deepest dive
2:34
Longest dive
60
Dives
Sightings
3
Days between first and last sighting
12

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 14, 202654 m14.4°C43 m
Aug 21, 2026116 m13.2°C78 m
Aug 26, 2026101 m14.0°C43 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 14, 2026 — seafloor 54 m (measured), deepest dive 43 m (modelled)Aug 14Aug 21, 2026 — seafloor 116 m (measured), deepest dive 78 m (modelled)Aug 21Aug 26, 2026 — seafloor 101 m (measured), deepest dive 43 m (modelled)Aug 26

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

Dives

78 m
Deepest dive
2:34
Longest dive
60
Dives
19 m
Avg dive depth
3
Sightings
12
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010078 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (116 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 21, 2026

measured
Seafloor depth
116 m
Sea-surface temperature
13.2°C
Distance from shore
2.0 km

Across the residency · 3 sightings

measured
Seafloor depth
54 m – 116 m
Sea-surface temperature
13.2°C – 14.4°C
Distance from shore
2.0 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.