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

ZebraDanio – Residency

8th sighting in Chatham Strait
Fluke of ZebraDanio
ZebraDanio Confirmed in the catalog @6370
Apr 30 – May 3, 2018 · Chatham Strait

Chatham Strait · Apr – May 2018

113 m
Deepest dive
4:24
Longest dive
23
Dives
Sightings
3
Days between first and last sighting
3

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 30, 2018224 m5.7°C38 m
May 2, 2018224 m6.1°C30 m
May 3, 2018194 m6.0°C113 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
Apr 30, 2018 — seafloor 224 m (measured), deepest dive 38 m (modelled)Apr 30May 2, 2018 — seafloor 224 m (measured), deepest dive 30 m (modelled)May 2May 3, 2018 — seafloor 194 m (measured), deepest dive 113 m (modelled)May 3

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

Dives

113 m
Deepest dive
4:24
Longest dive
23
Dives
23 m
Avg dive depth
3
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150113 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (194 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 3, 2018

measured
Seafloor depth
194 m
Sea-surface temperature
6.0°C
Distance from shore
1.0 km

Across the residency · 3 sightings

measured
Seafloor depth
194 m – 224 m
Sea-surface temperature
5.7°C – 6.1°C
Distance from shore
1.0 km – 2.0 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 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.