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

Travis – Residency

10th sighting in Chatham Strait
Fluke of Travis
Travis Confirmed in the catalog @5502
Jun 2 – Aug 18, 2023 · Chatham Strait

Chatham Strait · Jun – Aug 2023

77 m
Deepest dive
3:09
Longest dive
54
Dives
Sightings
5
Days between first and last sighting
77

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 2, 202341 m—33 m
Jun 8, 202373 m—66 m
Jun 28, 202339 m—36 m
Jul 18, 2023109 m—77 m
Aug 18, 202335 m—18 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 2, 2023 — seafloor 41 m (measured), deepest dive 33 m (modelled)Jun 2Jun 8, 2023 — seafloor 73 m (measured), deepest dive 66 m (modelled)Jun 8Jun 28, 2023 — seafloor 39 m (measured), deepest dive 36 m (modelled)Jun 28Jul 18, 2023 — seafloor 109 m (measured), deepest dive 77 m (modelled)Jul 18Aug 18, 2023 — seafloor 35 m (measured), deepest dive 18 m (modelled)Aug 18

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

Dives

77 m
Deepest dive
3:09
Longest dive
54
Dives
23 m
Avg dive depth
5
Sightings
77
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010077 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (109 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 · Jul 18, 2023

measured
Seafloor depth
109 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 5 sightings

measured
Seafloor depth
35 m – 109 m
Sea-surface temperature
—
Distance from shore
1.0 km – 5.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

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

Source records

This activity is assembled from 5 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.