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

Streetlamp – Residency

16th sighting in Chatham Strait
Fluke of Streetlamp
Streetlamp Confirmed in the catalog @5662
Jun 27 – Aug 13, 2022 · Chatham Strait

Chatham Strait · Jun – Aug 2022

161 m
Deepest dive
4:14
Longest dive
69
Dives
Sightings
5
Days between first and last sighting
47

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 27, 202245 m11.9°C39 m
Jun 28, 2022448 m11.6°C161 m
Aug 10, 202276 m12.2°C35 m
Aug 12, 202240 m12.2°C25 m
Aug 13, 202249 m12.4°C42 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 27, 2022 — seafloor 45 m (measured), deepest dive 39 m (modelled)Jun 27Jun 28, 2022 — seafloor 448 m (measured), deepest dive 161 m (modelled)Jun 28Aug 10, 2022 — seafloor 76 m (measured), deepest dive 35 m (modelled)Aug 10Aug 12, 2022 — seafloor 40 m (measured), deepest dive 25 m (modelled)Aug 12Aug 13, 2022 — seafloor 49 m (measured), deepest dive 42 m (modelled)Aug 13

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

Dives

161 m
Deepest dive
4:14
Longest dive
69
Dives
23 m
Avg dive depth
5
Sightings
47
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200161 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (448 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 28, 2022

measured
Seafloor depth
448 m
Sea-surface temperature
11.6°C
Distance from shore
6.0 km

Across the residency · 5 sightings

measured
Seafloor depth
40 m – 448 m
Sea-surface temperature
11.6°C – 12.4°C
Distance from shore
2.0 km – 6.0 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 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.