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Lynn Canal & Stephens Passage

Juneauite – Residency

97th sighting in Lynn Canal & Stephens Passage
Fluke of Juneauite
Juneauite Confirmed in the catalog @13431
May 17 – Oct 17, 2021 · Lynn Canal & Stephens Passage

Summer in the straits

Five months of perfect feeding, twenty-five glimpses of my flukes breaking these beloved waters.

102 m
Deepest dive
3:50
Longest dive
321
Dives
Sightings
25
Days between first and last sighting
153

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
May 17, 202160 m7.1°C21 m
May 26, 202149 m8.3°C31 m
May 27, 202180 m8.1°C42 m
Jun 8, 202186 m8.9°C14 m
Jun 14, 2021111 m9.7°C94 m
Jun 22, 202172 m10.5°C29 m
Jun 26, 2021248 m11.1°C62 m
Jun 30, 2021113 m11.0°C45 m
Jul 3, 2021101 m10.8°C93 m
Jul 10, 202162 m10.8°C57 m
Jul 17, 2021112 m12.9°C102 m
Jul 25, 2021102 m13.4°C82 m
Jul 26, 202190 m13.7°C47 m
Jul 28, 202149 m14.1°C40 m
Jul 31, 2021119 m14.7°C100 m
Aug 7, 2021114 m15.6°C48 m
Aug 10, 202184 m15.8°C69 m
Aug 26, 2021160 m12.2°C56 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 17, 2021 — seafloor 60 m (measured), deepest dive 21 m (modelled)May 17May 26, 2021 — seafloor 49 m (measured), deepest dive 31 m (modelled)May 27, 2021 — seafloor 80 m (measured), deepest dive 42 m (modelled)Jun 8, 2021 — seafloor 86 m (measured), deepest dive 14 m (modelled)Jun 14, 2021 — seafloor 111 m (measured), deepest dive 94 m (modelled)Jun 22, 2021 — seafloor 72 m (measured), deepest dive 29 m (modelled)Jun 22Jun 26, 2021 — seafloor 248 m (measured), deepest dive 62 m (modelled)Jun 30, 2021 — seafloor 113 m (measured), deepest dive 45 m (modelled)Jul 3, 2021 — seafloor 101 m (measured), deepest dive 93 m (modelled)Jul 10, 2021 — seafloor 62 m (measured), deepest dive 57 m (modelled)Jul 17, 2021 — seafloor 112 m (measured), deepest dive 102 m (modelled)Jul 17Jul 25, 2021 — seafloor 102 m (measured), deepest dive 82 m (modelled)Jul 26, 2021 — seafloor 90 m (measured), deepest dive 47 m (modelled)Jul 28, 2021 — seafloor 49 m (measured), deepest dive 40 m (modelled)Jul 31, 2021 — seafloor 119 m (measured), deepest dive 100 m (modelled)Aug 7, 2021 — seafloor 114 m (measured), deepest dive 48 m (modelled)Aug 7Aug 10, 2021 — seafloor 84 m (measured), deepest dive 69 m (modelled)Aug 26, 2021 — seafloor 160 m (measured), deepest dive 56 m (modelled)Sep 1, 2021 — seafloor 63 m (measured), deepest dive 24 m (modelled)Sep 7, 2021 — seafloor 118 m (measured), deepest dive 47 m (modelled)Sep 25, 2021 — seafloor 85 m (measured), deepest dive 61 m (modelled)Sep 25Sep 26, 2021 — seafloor 96 m (measured), deepest dive 56 m (modelled)Sep 29, 2021 — seafloor 66 m (measured), deepest dive 55 m (modelled)Oct 17, 2021 — seafloor 178 m (measured), deepest dive 51 m (modelled)Oct 17, 2021 — seafloor 92 m (measured), deepest dive 49 m (modelled)

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

Dives

102 m
Deepest dive
3:50
Longest dive
321
Dives
22 m
Avg dive depth
25
Sightings
153
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150102 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (112 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
112 m
Sea-surface temperature
12.9°C
Distance from shore
1.0 km

Across the residency · 25 sightings

measured
Seafloor depth
49 m – 248 m
Sea-surface temperature
6.9°C – 15.8°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 25 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.