Risa
Try Deep freeDeep
Risa
Try Deep freeDeep
Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Chatham Strait

Canonical – Residency

14th sighting in Chatham Strait
Fluke of Canonical
Canonical Confirmed in the catalog @5895
Apr 19 – Aug 13, 2022 · Chatham Strait

Chatham Strait · Apr – Aug 2022

102 m
Deepest dive
4:00
Longest dive
122
Dives
Sightings
10
Days between first and last sighting
116

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Apr 19, 202232 m5.5°C17 m
Apr 25, 2022571 m6.6°C61 m
Jun 10, 202237 m11.1°C30 m
Jun 10, 202250 m11.1°C25 m
Jun 26, 202276 m11.4°C60 m
Jun 28, 2022328 m12.1°C102 m
Jul 15, 202295 m12.4°C61 m
Jul 16, 202295 m12.2°C69 m
Aug 12, 202235 m12.2°C16 m
Aug 13, 202249 m12.4°C41 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 32 m (measured), deepest dive 17 m (modelled)Apr 19Apr 25, 2022 — seafloor 571 m (measured), deepest dive 61 m (modelled)Apr 25Jun 10, 2022 — seafloor 37 m (measured), deepest dive 30 m (modelled)Jun 10Jun 10, 2022 — seafloor 50 m (measured), deepest dive 25 m (modelled)Jun 10Jun 26, 2022 — seafloor 76 m (measured), deepest dive 60 m (modelled)Jun 26Jun 28, 2022 — seafloor 328 m (measured), deepest dive 102 m (modelled)Jun 28Jul 15, 2022 — seafloor 95 m (measured), deepest dive 61 m (modelled)Jul 15Jul 16, 2022 — seafloor 95 m (measured), deepest dive 69 m (modelled)Jul 16Aug 12, 2022 — seafloor 35 m (measured), deepest dive 16 m (modelled)Aug 12Aug 13, 2022 — seafloor 49 m (measured), deepest dive 41 m (modelled)Aug 13

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

Dives

102 m
Deepest dive
4:00
Longest dive
122
Dives
18 m
Avg dive depth
10
Sightings
116
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150102 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (328 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 28, 2022

measured
Seafloor depth
328 m
Sea-surface temperature
12.1°C
Distance from shore
7.0 km

Across the residency · 10 sightings

measured
Seafloor depth
32 m – 571 m
Sea-surface temperature
5.5°C – 12.4°C
Distance from shore
1.0 km – 7.0 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 10 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.