Murph - 2018-2019 calf of Ruth – Residency
17th sighting in Monterey BayOct 18 – Dec 20, 2020 · Monterey Bay
Monterey Bay · Oct – Dec 2020
132 m
Deepest dive
5:55
Longest dive
171
Dives
- Sightings
- 14
- Days between first and last sighting
- 63
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Oct 18, 2020 | 80 m | 15.3°C | 65 m |
| Oct 19, 2020 | 84 m | 15.5°C | 69 m |
| Oct 25, 2020 | 85 m | 15.1°C | 61 m |
| Oct 31, 2020 | 456 m | 15.2°C | 109 m |
| Nov 5, 2020 | 201 m | 14.7°C | 68 m |
| Nov 13, 2020 | 168 m | 12.4°C | 132 m |
| Nov 21, 2020 | 110 m | 12.9°C | 82 m |
| Nov 24, 2020 | 170 m | 12.4°C | 81 m |
| Dec 5, 2020 | 133 m | 11.7°C | 117 m |
| Dec 6, 2020 | 202 m | 11.8°C | 58 m |
| Dec 7, 2020 | 123 m | 11.4°C | 38 m |
| Dec 12, 2020 | 139 m | 11.8°C | 70 m |
| Dec 16, 2020 | 108 m | 12.1°C | 85 m |
| Dec 20, 2020 | 124 m | 11.8°C | 91 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
132 m
Deepest dive
5:55
Longest dive
171
Dives
27 m
Avg dive depth
14
Sightings
63
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 (168 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Nov 13, 2020
measured- Seafloor depth
- 168 m
- Sea-surface temperature
- 12.4°C
- Distance from shore
- 8.0 km
Across the residency · 14 sightings
measured- Seafloor depth
- 80 m – 456 m
- Sea-surface temperature
- 11.4°C – 15.5°C
- Distance from shore
- 2.0 km – 12.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 14 catalogued encounters on Happywhale.