Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Chatham Strait

Asti-Spumante – Residency

3rd sighting in Chatham Strait
Fluke of Asti-Spumante
Asti-Spumante Confirmed in the catalog @5328
Jul 28 – Sep 11, 2019 · Chatham Strait

Chatham Strait · Jul – Sep 2019

109 m
Deepest dive
4:06
Longest dive
28
Dives
Sightings
4
Days between first and last sighting
45

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 28, 2019502 m11.7°C72 m
Aug 2, 2019259 m12.9°C109 m
Sep 11, 201978 m12.1°C47 m
Sep 11, 2019107 m12.4°C46 m

Seafloor and sea temperature measured · ✳ dives modelled

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Jul 28, 2019 — seafloor 502 m (measured), deepest dive 72 m (modelled)Jul 28Aug 2, 2019 — seafloor 259 m (measured), deepest dive 109 m (modelled)Aug 2Sep 11, 2019 — seafloor 78 m (measured), deepest dive 47 m (modelled)Sep 11Sep 11, 2019 — seafloor 107 m (measured), deepest dive 46 m (modelled)Sep 11

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

109 m
Deepest dive
4:06
Longest dive
28
Dives
29 m
Avg dive depth
4
Sightings
45
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150109 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (259 m) and the published dive-behaviour distribution. Modelled, not measured.

Deep Effort Score

Deep

Depth, duration and recovery resolved into a single number for this session.

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Place

Where this happened · Aug 2, 2019

measured
Seafloor depth
259 m
Sea-surface temperature
12.9°C
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
78 m – 502 m
Sea-surface temperature
11.7°C – 12.9°C
Distance from shore
1.0 km – 8.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 4 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.