Hurricane Henry – Residency
3rd sighting in Au'au Channel
Hurricane Henry @5799
Mar 22 – Apr 1, 2025 · Au'au Channel
Au'au Channel · Mar – Apr 2025
120 m
Deepest dive
4:31
Longest dive
34
Dives
- Sightings
- 2
- Days between first and last sighting
- 10
- Deepest dive on record
- 120 m · this residency
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Mar 22, 2025 | 61 m | — | 31 m |
| Apr 1, 2025 | 1,530 m | — | 120 m |
Seafloor and sea temperature measured · ✳ dives modelled
Deepest dive against the seafloor, per sighting
Seafloor · measured Deepest dive · modelledDepth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.
Dives
120 m
Deepest dive
4:31
Longest dive
34
Dives
24 m
Avg dive depth
2
Sightings
10
Days first → last
Dive metrics are modelled within real depth limits — not measured
Get actual dive data with Risa Deep →Dive profile
modelledDepth shaped by the seafloor limit here (1,530 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Apr 1, 2025
measured- Seafloor depth
- 1,530 m
- Sea-surface temperature
- —
- Distance from shore
- 6.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 61 m – 1,530 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 6.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.