HW-MN0503900 – Residency
4th sighting in Monterey Bay
HW-MN0503900 @144233
Aug 16 – Sep 3, 2025 · Monterey Bay
Monterey Bay · Aug – Sep 2025
69 m
Deepest dive
3:00
Longest dive
47
Dives
- Sightings
- 4
- Days between first and last sighting
- 18
- Deepest dive on record
- 69 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) |
|---|---|---|---|
| Aug 16, 2025 | 61 m | — | 33 m |
| Aug 25, 2025 | 80 m | — | 49 m |
| Aug 31, 2025 | 74 m | — | 48 m |
| Sep 3, 2025 | 91 m | — | 69 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
69 m
Deepest dive
3:00
Longest dive
47
Dives
21 m
Avg dive depth
4
Sightings
18
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 (91 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 3, 2025
measured- Seafloor depth
- 91 m
- Sea-surface temperature
- —
- Distance from shore
- 7.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 61 m – 91 m
- Sea-surface temperature
- —
- Distance from shore
- 6.0 km – 11.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.