Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Au'au Channel

CRC-18366 – Residency

13th sighting in Au'au Channel
Fluke of CRC-18366
CRC-18366 Confirmed in the catalog @51522
Mar 3 – 25, 2024 · Au'au Channel

Au'au Channel · Mar 2024

47 m
Deepest dive
1:50
Longest dive
101
Dives
Sightings
7
Days between first and last sighting
22

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Mar 3, 202452 m—32 m
Mar 12, 202470 m—23 m
Mar 18, 202452 m—47 m
Mar 18, 202446 m—29 m
Mar 25, 202422 m—20 m
Mar 25, 202416 m—15 m
Mar 25, 202416 m—11 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
Mar 3, 2024 — seafloor 52 m (measured), deepest dive 32 m (modelled)Mar 3Mar 12, 2024 — seafloor 70 m (measured), deepest dive 23 m (modelled)Mar 12Mar 18, 2024 — seafloor 52 m (measured), deepest dive 47 m (modelled)Mar 18Mar 18, 2024 — seafloor 46 m (measured), deepest dive 29 m (modelled)Mar 18Mar 25, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Mar 25Mar 25, 2024 — seafloor 16 m (measured), deepest dive 15 m (modelled)Mar 25Mar 25, 2024 — seafloor 16 m (measured), deepest dive 11 m (modelled)Mar 25

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

Dives

47 m
Deepest dive
1:50
Longest dive
101
Dives
14 m
Avg dive depth
7
Sightings
22
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255047 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (52 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 · Mar 18, 2024

measured
Seafloor depth
52 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 7 sightings

measured
Seafloor depth
16 m – 70 m
Sea-surface temperature
—
Distance from shore
2.0 km – 5.0 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 7 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.