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Chatham Strait

Launaana – Residency

39th sighting in Chatham Strait
Fluke of Launaana
Launaana Confirmed in the catalog @6332
Apr 19 – Aug 31, 2022 · Chatham Strait

Chatham Strait · Apr – Aug 2022

216 m
Deepest dive
6:42
Longest dive
174
Dives
Sightings
15
Days between first and last sighting
134
Deepest dive on record
216 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 19, 2022139 m5.1°C86 m
Jun 27, 202228 m11.9°C19 m
Jun 28, 2022472 m11.6°C193 m
Jul 13, 2022334 m13.8°C157 m
Jul 13, 2022347 m12.8°C127 m
Jul 14, 202243 m12.5°C39 m
Jul 14, 202271 m12.5°C63 m
Jul 15, 202259 m12.4°C31 m
Jul 15, 202283 m12.5°C52 m
Jul 16, 202295 m12.2°C80 m
Jul 19, 202238 m13.6°C26 m
Aug 12, 202239 m12.2°C35 m
Aug 13, 202248 m12.4°C43 m
Aug 31, 2022127 m12.8°C24 m
Aug 31, 2022237 m12.9°C216 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
Apr 19, 2022 — seafloor 139 m (measured), deepest dive 86 m (modelled)Apr 19Jun 27, 2022 — seafloor 28 m (measured), deepest dive 19 m (modelled)Jun 28, 2022 — seafloor 472 m (measured), deepest dive 193 m (modelled)Jul 13, 2022 — seafloor 334 m (measured), deepest dive 157 m (modelled)Jul 13Jul 13, 2022 — seafloor 347 m (measured), deepest dive 127 m (modelled)Jul 14, 2022 — seafloor 43 m (measured), deepest dive 39 m (modelled)Jul 14, 2022 — seafloor 71 m (measured), deepest dive 63 m (modelled)Jul 14Jul 15, 2022 — seafloor 59 m (measured), deepest dive 31 m (modelled)Jul 15, 2022 — seafloor 83 m (measured), deepest dive 52 m (modelled)Jul 16, 2022 — seafloor 95 m (measured), deepest dive 80 m (modelled)Jul 16Jul 19, 2022 — seafloor 38 m (measured), deepest dive 26 m (modelled)Aug 12, 2022 — seafloor 39 m (measured), deepest dive 35 m (modelled)Aug 13, 2022 — seafloor 48 m (measured), deepest dive 43 m (modelled)Aug 13Aug 31, 2022 — seafloor 127 m (measured), deepest dive 24 m (modelled)Aug 31, 2022 — seafloor 237 m (measured), deepest dive 216 m (modelled)

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

Dives

216 m
Deepest dive
6:42
Longest dive
174
Dives
28 m
Avg dive depth
15
Sightings
134
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250216 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (237 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 31, 2022

measured
Seafloor depth
237 m
Sea-surface temperature
12.9°C
Distance from shore
5.0 km

Across the residency · 15 sightings

measured
Seafloor depth
28 m – 472 m
Sea-surface temperature
5.1°C – 13.8°C
Distance from shore
1.0 km – 9.0 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 15 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.