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

Mahi – Residency

5th sighting in Kodiak Archipelago
Fluke of Mahi
Mahi Confirmed in the catalog @12185
Oct 21 – Nov 3, 2025 · Kodiak Archipelago

Kodiak Archipelago · Oct – Nov 2025

61 m
Deepest dive
2:52
Longest dive
26
Dives
Sightings
3
Days between first and last sighting
13
Deepest dive on record
61 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Oct 21, 2025113 m—58 m
Oct 27, 2025103 m—40 m
Nov 3, 2025123 m—61 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
Oct 21, 2025 — seafloor 113 m (measured), deepest dive 58 m (modelled)Oct 21Oct 27, 2025 — seafloor 103 m (measured), deepest dive 40 m (modelled)Oct 27Nov 3, 2025 — seafloor 123 m (measured), deepest dive 61 m (modelled)Nov 3

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

Dives

61 m
Deepest dive
2:52
Longest dive
26
Dives
22 m
Avg dive depth
3
Sightings
13
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010061 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 · Nov 3, 2025

measured
Seafloor depth
123 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 3 sightings

measured
Seafloor depth
103 m – 123 m
Sea-surface temperature
—
Distance from shore
2.0 km – 6.0 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 3 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.