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

Comb over – Residency

15th sighting in Lynn Canal & Stephens Passage
Fluke of Comb over
Comb over Confirmed in the catalog @18449
May 1 – Aug 31, 2021 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · May – Aug 2021

110 m
Deepest dive
4:03
Longest dive
97
Dives
Sightings
9
Days between first and last sighting
122

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 1, 202193 m4.7°C43 m
May 7, 2021166 m5.7°C34 m
Jun 8, 202198 m8.9°C22 m
Jul 5, 2021105 m11.5°C51 m
Jul 17, 2021147 m13.0°C110 m
Aug 18, 2021117 m13.2°C96 m
Aug 25, 202193 m12.0°C66 m
Aug 29, 202192 m11.9°C68 m
Aug 31, 202114 m11.7°C12 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 1, 2021 — seafloor 93 m (measured), deepest dive 43 m (modelled)May 1May 7, 2021 — seafloor 166 m (measured), deepest dive 34 m (modelled)May 7Jun 8, 2021 — seafloor 98 m (measured), deepest dive 22 m (modelled)Jun 8Jul 5, 2021 — seafloor 105 m (measured), deepest dive 51 m (modelled)Jul 5Jul 17, 2021 — seafloor 147 m (measured), deepest dive 110 m (modelled)Jul 17Aug 18, 2021 — seafloor 117 m (measured), deepest dive 96 m (modelled)Aug 18Aug 25, 2021 — seafloor 93 m (measured), deepest dive 66 m (modelled)Aug 25Aug 29, 2021 — seafloor 92 m (measured), deepest dive 68 m (modelled)Aug 29Aug 31, 2021 — seafloor 14 m (measured), deepest dive 12 m (modelled)Aug 31

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

Dives

110 m
Deepest dive
4:03
Longest dive
97
Dives
23 m
Avg dive depth
9
Sightings
122
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150110 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (147 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 17, 2021

measured
Seafloor depth
147 m
Sea-surface temperature
13.0°C
Distance from shore
2.0 km

Across the residency · 9 sightings

measured
Seafloor depth
14 m – 166 m
Sea-surface temperature
4.7°C – 13.2°C
Distance from shore
1.0 km – 2.0 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 9 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.