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

BCY1521 – Residency

2nd sighting in Haida Gwaii
Fluke of BCY1521
BCY1521 Confirmed in the catalog @125573
Aug 19 – 22, 2024 · Haida Gwaii

Haida Gwaii · Aug 2024

54 m
Deepest dive
2:11
Longest dive
9
Dives
Sightings
2
Days between first and last sighting
3

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 19, 2024-3 m——
Aug 22, 2024132 m—54 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 19, 2024 — seafloor -3 m (measured), deepest dive — (modelled)Aug 19Aug 22, 2024 — seafloor 132 m (measured), deepest dive 54 m (modelled)Aug 22

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

Dives

54 m
Deepest dive
2:11
Longest dive
9
Dives
28 m
Avg dive depth
2
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010054 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (132 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 · Aug 22, 2024

measured
Seafloor depth
132 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 2 sightings

measured
Seafloor depth
-3 m – 132 m
Sea-surface temperature
—
Distance from shore
1.0 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 2 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.