Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
North Pacific
Fluke of Sherona aka Shrapnel
Sherona aka Shrapnel Confirmed in the catalog @6441
Mar 29, 2026

North Pacific · Mar 2026

Modelled · this session
67 m
Deepest dive
2:56
Longest dive
63
Dives

Dive metrics are modelled within real depth limits — not measured

Dive profile

modelled
05010067 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (78 m) and the published dive-behaviour distribution. Modelled, not measured.

Measured · the place

Where this happened

measured
78 m
Seafloor depth
5.7°C
Sea-surface temp
7.0 km
From shore

Source · opentopodata/gebco2020 · erddap/ncdcOisst21Agg · pacioos-erddap/dist2coast_1deg