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

Streetlamp – Residency

40th sighting in Chatham Strait
Fluke of Streetlamp
Streetlamp Confirmed in the catalog @5662
Jun 29 – Aug 8, 2024 · Chatham Strait

Chatham Strait · Jun – Aug 2024

277 m
Deepest dive
8:48
Longest dive
186
Dives
Sightings
11
Days between first and last sighting
40
Deepest dive on record
277 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jun 29, 2024334 m10.3°C277 m
Jun 30, 2024334 m10.5°C232 m
Jul 3, 202457 m10.3°C48 m
Jul 3, 202430 m10.3°C27 m
Jul 7, 2024187 m11.9°C140 m
Jul 10, 202477 m11.7°C61 m
Jul 11, 202495 m10.1°C30 m
Jul 12, 202493 m10.9°C26 m
Jul 16, 202434 m10.9°C31 m
Jul 29, 202457 m10.5°C36 m
Aug 8, 202443 m12.9°C39 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 29, 2024 — seafloor 334 m (measured), deepest dive 277 m (modelled)Jun 29Jun 30, 2024 — seafloor 334 m (measured), deepest dive 232 m (modelled)Jun 30Jul 3, 2024 — seafloor 57 m (measured), deepest dive 48 m (modelled)Jul 3Jul 3, 2024 — seafloor 30 m (measured), deepest dive 27 m (modelled)Jul 3Jul 7, 2024 — seafloor 187 m (measured), deepest dive 140 m (modelled)Jul 7Jul 10, 2024 — seafloor 77 m (measured), deepest dive 61 m (modelled)Jul 10Jul 11, 2024 — seafloor 95 m (measured), deepest dive 30 m (modelled)Jul 11Jul 12, 2024 — seafloor 93 m (measured), deepest dive 26 m (modelled)Jul 12Jul 16, 2024 — seafloor 34 m (measured), deepest dive 31 m (modelled)Jul 16Jul 29, 2024 — seafloor 57 m (measured), deepest dive 36 m (modelled)Jul 29Aug 8, 2024 — seafloor 43 m (measured), deepest dive 39 m (modelled)Aug 8

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

Dives

277 m
Deepest dive
8:48
Longest dive
186
Dives
27 m
Avg dive depth
11
Sightings
40
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0150300277 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (334 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.

Unlock with Risa Deep

Place

Where this happened · Jun 29, 2024

measured
Seafloor depth
334 m
Sea-surface temperature
10.3°C
Distance from shore
4.0 km

Across the residency · 11 sightings

measured
Seafloor depth
30 m – 334 m
Sea-surface temperature
10.1°C – 12.9°C
Distance from shore
1.0 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 11 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.