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Glacier Bay & Icy Strait

Twin Peaks – Residency

17th sighting in Glacier Bay & Icy Strait
Fluke of Twin Peaks
Twin Peaks Confirmed in the catalog @12323
Aug 15, 2022 – Jan 4, 2023 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Aug 2022 – Jan 2023

113 m
Deepest dive
3:33
Longest dive
330
Dives
Sightings
25
Days between first and last sighting
143

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 15, 2022179 m14.1°C55 m
Aug 30, 2022103 m13.9°C92 m
Aug 31, 202296 m13.9°C73 m
Sep 3, 2022102 m12.2°C69 m
Sep 3, 202289 m12.2°C81 m
Sep 4, 202289 m12.3°C76 m
Sep 7, 202272 m12.9°C36 m
Sep 8, 2022137 m11.9°C77 m
Sep 9, 202272 m12.1°C44 m
Sep 10, 202290 m11.6°C45 m
Sep 10, 202281 m11.6°C49 m
Sep 11, 2022104 m11.3°C37 m
Sep 12, 2022141 m11.1°C83 m
Sep 12, 2022125 m11.1°C77 m
Sep 12, 2022337 m10.8°C95 m
Sep 14, 2022123 m11.2°C113 m
Sep 15, 2022129 m11.2°C92 m
Sep 16, 2022138 m11.0°C96 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
Aug 15, 2022 — seafloor 179 m (measured), deepest dive 55 m (modelled)Aug 15Aug 30, 2022 — seafloor 103 m (measured), deepest dive 92 m (modelled)Aug 31, 2022 — seafloor 96 m (measured), deepest dive 73 m (modelled)Sep 3, 2022 — seafloor 102 m (measured), deepest dive 69 m (modelled)Sep 3, 2022 — seafloor 89 m (measured), deepest dive 81 m (modelled)Sep 4, 2022 — seafloor 89 m (measured), deepest dive 76 m (modelled)Sep 4Sep 7, 2022 — seafloor 72 m (measured), deepest dive 36 m (modelled)Sep 8, 2022 — seafloor 137 m (measured), deepest dive 77 m (modelled)Sep 9, 2022 — seafloor 72 m (measured), deepest dive 44 m (modelled)Sep 10, 2022 — seafloor 90 m (measured), deepest dive 45 m (modelled)Sep 10, 2022 — seafloor 81 m (measured), deepest dive 49 m (modelled)Sep 10Sep 11, 2022 — seafloor 104 m (measured), deepest dive 37 m (modelled)Sep 12, 2022 — seafloor 141 m (measured), deepest dive 83 m (modelled)Sep 12, 2022 — seafloor 125 m (measured), deepest dive 77 m (modelled)Sep 12, 2022 — seafloor 337 m (measured), deepest dive 95 m (modelled)Sep 14, 2022 — seafloor 123 m (measured), deepest dive 113 m (modelled)Sep 14Sep 15, 2022 — seafloor 129 m (measured), deepest dive 92 m (modelled)Sep 16, 2022 — seafloor 138 m (measured), deepest dive 96 m (modelled)Sep 17, 2022 — seafloor 160 m (measured), deepest dive 87 m (modelled)Sep 18, 2022 — seafloor 101 m (measured), deepest dive 67 m (modelled)Sep 18, 2022 — seafloor 87 m (measured), deepest dive 45 m (modelled)Sep 18Sep 25, 2022 — seafloor 72 m (measured), deepest dive 46 m (modelled)Oct 17, 2022 — seafloor 83 m (measured), deepest dive 34 m (modelled)Dec 15, 2022 — seafloor 65 m (measured), deepest dive 59 m (modelled)Jan 4, 2023 — seafloor 65 m (measured), deepest dive 55 m (modelled)

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

Dives

113 m
Deepest dive
3:33
Longest dive
330
Dives
27 m
Avg dive depth
25
Sightings
143
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150113 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (123 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 14, 2022

measured
Seafloor depth
123 m
Sea-surface temperature
11.2°C
Distance from shore
1.0 km

Across the residency · 25 sightings

measured
Seafloor depth
65 m – 337 m
Sea-surface temperature
4.4°C – 14.1°C
Distance from shore
1.0 km – 3.0 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.