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

SEAK-1692 – Residency

2nd sighting in Chatham Strait
Fluke of SEAK-1692
SEAK-1692 Confirmed in the catalog @37883
Jun 22 – Sep 17, 2019 · Chatham Strait

Chatham Strait · Jun – Sep 2019

241 m
Deepest dive
8:44
Longest dive
30
Dives
Sightings
4
Days between first and last sighting
88
Deepest dive on record
241 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 22, 2019321 m10.8°C49 m
Jun 25, 2019270 m11.5°C241 m
Jul 14, 201972 m13.0°C46 m
Sep 17, 201933 m13.0°C29 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
Jun 22, 2019 — seafloor 321 m (measured), deepest dive 49 m (modelled)Jun 22Jun 25, 2019 — seafloor 270 m (measured), deepest dive 241 m (modelled)Jun 25Jul 14, 2019 — seafloor 72 m (measured), deepest dive 46 m (modelled)Jul 14Sep 17, 2019 — seafloor 33 m (measured), deepest dive 29 m (modelled)Sep 17

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

Dives

241 m
Deepest dive
8:44
Longest dive
30
Dives
30 m
Avg dive depth
4
Sightings
88
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250241 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (270 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 · Jun 25, 2019

measured
Seafloor depth
270 m
Sea-surface temperature
11.5°C
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
33 m – 321 m
Sea-surface temperature
10.8°C – 13.0°C
Distance from shore
1.0 km – 8.0 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 4 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.