Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Sitka Sound & Outer Baranof

SEAK-1277 – Residency

8th sighting in Sitka Sound & Outer Baranof
Fluke of SEAK-1277
SEAK-1277 Confirmed in the catalog @37136
Jun 3 – 22, 2026 · Sitka Sound & Outer Baranof

Green Water, Good Company

Lots of eyes on me this stretch — the strait was generous, and so was I.

80 m
Deepest dive
3:17
Longest dive
89
Dives
Sightings
7
Days between first and last sighting
18
Deepest dive on record
80 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 3, 202678 m10.6°C45 m
Jun 7, 202678 m10.3°C32 m
Jun 10, 202678 m11.0°C59 m
Jun 12, 202678 m10.3°C63 m
Jun 16, 2026117 m10.1°C80 m
Jun 18, 202639 m10.2°C33 m
Jun 22, 202677 m11.5°C60 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
Jun 3, 2026 — seafloor 78 m (measured), deepest dive 45 m (modelled)Jun 3Jun 7, 2026 — seafloor 78 m (measured), deepest dive 32 m (modelled)Jun 7Jun 10, 2026 — seafloor 78 m (measured), deepest dive 59 m (modelled)Jun 10Jun 12, 2026 — seafloor 78 m (measured), deepest dive 63 m (modelled)Jun 12Jun 16, 2026 — seafloor 117 m (measured), deepest dive 80 m (modelled)Jun 16Jun 18, 2026 — seafloor 39 m (measured), deepest dive 33 m (modelled)Jun 18Jun 22, 2026 — seafloor 77 m (measured), deepest dive 60 m (modelled)Jun 22

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

Dives

80 m
Deepest dive
3:17
Longest dive
89
Dives
22 m
Avg dive depth
7
Sightings
18
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010080 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (117 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 · Jun 16, 2026

measured
Seafloor depth
117 m
Sea-surface temperature
10.1°C
Distance from shore
5.0 km

Across the residency · 7 sightings

measured
Seafloor depth
39 m – 117 m
Sea-surface temperature
10.1°C – 11.5°C
Distance from shore
1.0 km – 7.0 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 7 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.