Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Lynn Canal & Stephens Passage

Mustard – Residency

15th sighting in Lynn Canal & Stephens Passage
Fluke of Mustard
Mustard Confirmed in the catalog @15644
May 15 – 21, 2024 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · May 2024

65 m
Deepest dive
2:49
Longest dive
18
Dives
Sightings
2
Days between first and last sighting
6

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 15, 202472 m6.6°C65 m
May 21, 202441 m8.3°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
May 15, 2024 — seafloor 72 m (measured), deepest dive 65 m (modelled)May 15May 21, 2024 — seafloor 41 m (measured), deepest dive 16 m (modelled)May 21

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

Dives

65 m
Deepest dive
2:49
Longest dive
18
Dives
14 m
Avg dive depth
2
Sightings
6
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010065 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (72 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 · May 15, 2024

measured
Seafloor depth
72 m
Sea-surface temperature
6.6°C
Distance from shore
1.0 km

Across the residency · 2 sightings

measured
Seafloor depth
41 m – 72 m
Sea-surface temperature
6.6°C – 8.3°C
Distance from shore
1.0 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 2 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.