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Lynn Canal & Stephens Passage

Mooncheese – Residency

36th sighting in Lynn Canal & Stephens Passage
Fluke of Mooncheese
Mooncheese Confirmed in the catalog @18088
Mar 6 – Sep 18, 2022 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · Mar – Sep 2022

77 m
Deepest dive
3:28
Longest dive
256
Dives
Sightings
24
Days between first and last sighting
196

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 6, 202289 m3.8°C67 m
Apr 15, 2022112 m4.0°C68 m
May 7, 2022130 m7.0°C46 m
May 7, 202269 m6.7°C19 m
Jun 11, 202293 m10.9°C53 m
Jun 21, 202250 m11.3°C43 m
Jun 23, 202271 m11.7°C52 m
Jun 24, 202248 m11.5°C40 m
Jun 28, 202270 m14.1°C43 m
Jun 28, 202272 m14.1°C46 m
Jul 2, 202257 m14.6°C30 m
Jul 31, 202260 m13.3°C52 m
Jul 31, 202287 m13.2°C30 m
Aug 1, 202249 m13.3°C42 m
Aug 1, 202234 m13.5°C25 m
Aug 5, 202279 m13.4°C63 m
Aug 31, 202272 m14.0°C42 m
Aug 31, 202236 m14.0°C24 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
Mar 6, 2022 — seafloor 89 m (measured), deepest dive 67 m (modelled)Mar 6Apr 15, 2022 — seafloor 112 m (measured), deepest dive 68 m (modelled)May 7, 2022 — seafloor 130 m (measured), deepest dive 46 m (modelled)May 7, 2022 — seafloor 69 m (measured), deepest dive 19 m (modelled)Jun 11, 2022 — seafloor 93 m (measured), deepest dive 53 m (modelled)Jun 11Jun 21, 2022 — seafloor 50 m (measured), deepest dive 43 m (modelled)Jun 23, 2022 — seafloor 71 m (measured), deepest dive 52 m (modelled)Jun 24, 2022 — seafloor 48 m (measured), deepest dive 40 m (modelled)Jun 28, 2022 — seafloor 70 m (measured), deepest dive 43 m (modelled)Jun 28Jun 28, 2022 — seafloor 72 m (measured), deepest dive 46 m (modelled)Jul 2, 2022 — seafloor 57 m (measured), deepest dive 30 m (modelled)Jul 31, 2022 — seafloor 60 m (measured), deepest dive 52 m (modelled)Jul 31, 2022 — seafloor 87 m (measured), deepest dive 30 m (modelled)Jul 31Aug 1, 2022 — seafloor 49 m (measured), deepest dive 42 m (modelled)Aug 1, 2022 — seafloor 34 m (measured), deepest dive 25 m (modelled)Aug 5, 2022 — seafloor 79 m (measured), deepest dive 63 m (modelled)Aug 31, 2022 — seafloor 72 m (measured), deepest dive 42 m (modelled)Aug 31Aug 31, 2022 — seafloor 36 m (measured), deepest dive 24 m (modelled)Sep 1, 2022 — seafloor 94 m (measured), deepest dive 71 m (modelled)Sep 3, 2022 — seafloor 17 m (measured), deepest dive 15 m (modelled)Sep 10, 2022 — seafloor 108 m (measured), deepest dive 71 m (modelled)Sep 10Sep 12, 2022 — seafloor 121 m (measured), deepest dive 64 m (modelled)Sep 14, 2022 — seafloor 122 m (measured), deepest dive 59 m (modelled)Sep 18, 2022 — seafloor 101 m (measured), deepest dive 77 m (modelled)

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

Dives

77 m
Deepest dive
3:28
Longest dive
256
Dives
22 m
Avg dive depth
24
Sightings
196
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 (101 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 · Sep 18, 2022

measured
Seafloor depth
101 m
Sea-surface temperature
11.0°C
Distance from shore
1.0 km

Across the residency · 24 sightings

measured
Seafloor depth
17 m – 130 m
Sea-surface temperature
3.8°C – 14.6°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 24 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.