Finneas Notch – Residency
23rd sighting in Monterey Bay
Finneas Notch @132436
Aug 21 – Dec 30, 2025 · Monterey Bay
Monterey Bay · Aug – Dec 2025
138 m
Deepest dive
5:41
Longest dive
140
Dives
- Sightings
- 12
- Days between first and last sighting
- 131
- Deepest dive on record
- 138 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 21, 2025 | 14 m | — | 10 m |
| Aug 27, 2025 | 3 m | — | 3 m |
| Sep 23, 2025 | 73 m | — | 60 m |
| Sep 25, 2025 | 145 m | — | 40 m |
| Sep 28, 2025 | 254 m | — | 126 m |
| Sep 30, 2025 | 144 m | — | 49 m |
| Dec 12, 2025 | 86 m | — | 55 m |
| Dec 14, 2025 | 10 m | — | 8 m |
| Dec 20, 2025 | 538 m | — | 34 m |
| Dec 20, 2025 | 76 m | — | 46 m |
| Dec 23, 2025 | 72 m | — | 59 m |
| Dec 30, 2025 | 428 m | — | 138 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
138 m
Deepest dive
5:41
Longest dive
140
Dives
19 m
Avg dive depth
12
Sightings
131
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 (428 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 30, 2025
measured- Seafloor depth
- 428 m
- Sea-surface temperature
- —
- Distance from shore
- 11.0 km
Across the residency · 12 sightings
measured- Seafloor depth
- 3 m – 538 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km – 11.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 12 catalogued encounters on Happywhale.