Big Mama – Residency
2nd sighting in Salish Sea
Big Mama @2120
Oct 27 – Nov 2, 2005 · Salish Sea
Salish Sea · Oct – Nov 2005
63 m
Deepest dive
2:39
Longest dive
15
Dives
- Sightings
- 2
- Days between first and last sighting
- 6
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Oct 27, 2005 | 109 m | 10.1°C | 46 m |
| Nov 2, 2005 | 71 m | 10.2°C | 63 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
63 m
Deepest dive
2:39
Longest dive
15
Dives
19 m
Avg dive depth
2
Sightings
6
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 (71 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Nov 2, 2005
measured- Seafloor depth
- 71 m
- Sea-surface temperature
- 10.2°C
- Distance from shore
- 7.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 71 m – 109 m
- Sea-surface temperature
- 10.1°C – 10.2°C
- Distance from shore
- 6.0 km – 7.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.