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

Cimmerian – Residency

10th sighting in Chatham Strait
Fluke of Cimmerian
Cimmerian Confirmed in the catalog @6589
Jun 5 – Sep 18, 2019 · Chatham Strait

Chatham Strait · Jun – Sep 2019

58 m
Deepest dive
2:35
Longest dive
67
Dives
Sightings
7
Days between first and last sighting
105

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 5, 201942 m10.3°C35 m
Jun 12, 201954 m9.2°C42 m
Jul 24, 2019-37 m13.9°C—
Jul 31, 2019120 m12.1°C34 m
Aug 1, 2019146 m12.9°C58 m
Aug 21, 201951 m11.5°C42 m
Sep 18, 201918 m11.2°C16 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
Jun 5, 2019 — seafloor 42 m (measured), deepest dive 35 m (modelled)Jun 5Jun 12, 2019 — seafloor 54 m (measured), deepest dive 42 m (modelled)Jun 12Jul 24, 2019 — seafloor -37 m (measured), deepest dive — (modelled)Jul 24Jul 31, 2019 — seafloor 120 m (measured), deepest dive 34 m (modelled)Jul 31Aug 1, 2019 — seafloor 146 m (measured), deepest dive 58 m (modelled)Aug 1Aug 21, 2019 — seafloor 51 m (measured), deepest dive 42 m (modelled)Aug 21Sep 18, 2019 — seafloor 18 m (measured), deepest dive 16 m (modelled)Sep 18

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

Dives

58 m
Deepest dive
2:35
Longest dive
67
Dives
18 m
Avg dive depth
7
Sightings
105
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010058 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (146 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 1, 2019

measured
Seafloor depth
146 m
Sea-surface temperature
12.9°C
Distance from shore
—

Across the residency · 7 sightings

measured
Seafloor depth
-37 m – 146 m
Sea-surface temperature
9.2°C – 13.9°C
Distance from shore
1.0 km – 4.0 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 7 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.