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

Midnight Lily – Residency

5th sighting in Sitka Sound & Outer Baranof
Fluke of Midnight Lily
Midnight Lily Confirmed in the catalog @40018
Mar 22 – Jun 3, 2023 · Sitka Sound & Outer Baranof

Sitka Sound & Outer Baranof · Mar – Jun 2023

69 m
Deepest dive
2:55
Longest dive
48
Dives
Sightings
4
Days between first and last sighting
73

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 22, 202357 m—34 m
May 22, 202378 m—69 m
May 22, 202378 m—44 m
Jun 3, 202378 m—65 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 22, 2023 — seafloor 57 m (measured), deepest dive 34 m (modelled)Mar 22May 22, 2023 — seafloor 78 m (measured), deepest dive 69 m (modelled)May 22May 22, 2023 — seafloor 78 m (measured), deepest dive 44 m (modelled)May 22Jun 3, 2023 — seafloor 78 m (measured), deepest dive 65 m (modelled)Jun 3

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

Dives

69 m
Deepest dive
2:55
Longest dive
48
Dives
21 m
Avg dive depth
4
Sightings
73
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010069 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (78 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 · May 22, 2023

measured
Seafloor depth
78 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 4 sightings

measured
Seafloor depth
57 m – 78 m
Sea-surface temperature
—
Distance from shore
1.0 km – 7.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 4 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.