Ditch Mermaid – Residency
7th sighting in Prince William Sound
Ditch Mermaid @15467
Jul 10 – Aug 13, 2023 · Prince William Sound
Prince William Sound · Jul – Aug 2023
87 m
Deepest dive
3:17
Longest dive
46
Dives
- Sightings
- 5
- Days between first and last sighting
- 33
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jul 10, 2023 | 121 m | — | 41 m |
| Jul 14, 2023 | 284 m | — | 71 m |
| Jul 17, 2023 | 201 m | — | 87 m |
| Aug 2, 2023 | 4 m | — | 4 m |
| Aug 13, 2023 | 262 m | — | 31 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
87 m
Deepest dive
3:17
Longest dive
46
Dives
23 m
Avg dive depth
5
Sightings
33
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 (201 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jul 17, 2023
measured- Seafloor depth
- 201 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km
Across the residency · 5 sightings
measured- Seafloor depth
- 4 m – 284 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km – 3.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 5 catalogued encounters on Happywhale.