MommasBoy – Residency
52nd sighting in Glacier Bay & Icy Strait
MommasBoy @16812
Jun 12 – Aug 24, 2026 · Glacier Bay & Icy Strait
Cold Green Home Waters
Every summer these channels pull me in and feed me right.
272 m
Deepest dive
9:31
Longest dive
84
Dives
- Sightings
- 4
- Days between first and last sighting
- 73
- Deepest dive on record
- 272 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) |
|---|---|---|---|
| Jun 12, 2026 | 395 m | 10.0°C | 272 m |
| Jun 16, 2026 | 82 m | 9.7°C | 39 m |
| Jun 21, 2026 | 556 m | 11.2°C | 118 m |
| Aug 24, 2026 | 138 m | 14.3°C | 71 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
272 m
Deepest dive
9:31
Longest dive
84
Dives
28 m
Avg dive depth
4
Sightings
73
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 (395 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jun 12, 2026
measured- Seafloor depth
- 395 m
- Sea-surface temperature
- 10.0°C
- Distance from shore
- 2.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 82 m – 556 m
- Sea-surface temperature
- 9.7°C – 14.3°C
- Distance from shore
- 1.0 km – 2.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.