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

BethLuisNuin – Residency

7th sighting in Chatham Strait
Fluke of BethLuisNuin
BethLuisNuin Confirmed in the catalog @5844
Jul 29 – Aug 31, 2021 · Chatham Strait

Chatham Strait · Jul – Aug 2021

178 m
Deepest dive
4:35
Longest dive
29
Dives
Sightings
2
Days between first and last sighting
33

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 29, 202194 m—61 m
Aug 31, 2021278 m—178 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
Jul 29, 2021 — seafloor 94 m (measured), deepest dive 61 m (modelled)Jul 29Aug 31, 2021 — seafloor 278 m (measured), deepest dive 178 m (modelled)Aug 31

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

Dives

178 m
Deepest dive
4:35
Longest dive
29
Dives
36 m
Avg dive depth
2
Sightings
33
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200178 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (278 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 · Aug 31, 2021

measured
Seafloor depth
278 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 2 sightings

measured
Seafloor depth
94 m – 278 m
Sea-surface temperature
—
Distance from shore
4.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

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

Source records

This activity is assembled from 2 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.