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

Poniuniu – Residency

11th sighting in Chatham Strait
Fluke of Poniuniu
Poniuniu Confirmed in the catalog @6471
Jun 26 – Jul 16, 2022 · Chatham Strait

Chatham Strait · Jun – Jul 2022

77 m
Deepest dive
2:33
Longest dive
97
Dives
Sightings
7
Days between first and last sighting
20

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 26, 202269 m—56 m
Jul 6, 2022115 m—59 m
Jul 14, 202259 m—42 m
Jul 14, 202243 m—36 m
Jul 14, 202271 m—39 m
Jul 15, 202259 m—44 m
Jul 16, 202295 m—77 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 26, 2022 — seafloor 69 m (measured), deepest dive 56 m (modelled)Jun 26Jul 6, 2022 — seafloor 115 m (measured), deepest dive 59 m (modelled)Jul 6Jul 14, 2022 — seafloor 59 m (measured), deepest dive 42 m (modelled)Jul 14Jul 14, 2022 — seafloor 43 m (measured), deepest dive 36 m (modelled)Jul 14Jul 14, 2022 — seafloor 71 m (measured), deepest dive 39 m (modelled)Jul 14Jul 15, 2022 — seafloor 59 m (measured), deepest dive 44 m (modelled)Jul 15Jul 16, 2022 — seafloor 95 m (measured), deepest dive 77 m (modelled)Jul 16

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

Dives

77 m
Deepest dive
2:33
Longest dive
97
Dives
22 m
Avg dive depth
7
Sightings
20
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010077 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (95 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 · Jul 16, 2022

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

Across the residency · 7 sightings

measured
Seafloor depth
43 m – 115 m
Sea-surface temperature
—
Distance from shore
1.0 km – 5.0 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 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.