Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Glacier Bay & Icy Strait

Nexus – Residency

23rd sighting in Glacier Bay & Icy Strait
Fluke of Nexus
Nexus Confirmed in the catalog @5672
Jul 21 – Oct 6, 2020 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jul – Oct 2020

125 m
Deepest dive
4:23
Longest dive
28
Dives
Sightings
5
Days between first and last sighting
77

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 21, 202041 m12.6°C37 m
Aug 6, 2020501 m12.3°C66 m
Aug 12, 2020141 m11.6°C125 m
Sep 16, 202061 m11.0°C39 m
Oct 6, 202057 m9.7°C37 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
Jul 21, 2020 — seafloor 41 m (measured), deepest dive 37 m (modelled)Jul 21Aug 6, 2020 — seafloor 501 m (measured), deepest dive 66 m (modelled)Aug 6Aug 12, 2020 — seafloor 141 m (measured), deepest dive 125 m (modelled)Aug 12Sep 16, 2020 — seafloor 61 m (measured), deepest dive 39 m (modelled)Sep 16Oct 6, 2020 — seafloor 57 m (measured), deepest dive 37 m (modelled)Oct 6

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

Dives

125 m
Deepest dive
4:23
Longest dive
28
Dives
27 m
Avg dive depth
5
Sightings
77
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150125 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (141 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 12, 2020

measured
Seafloor depth
141 m
Sea-surface temperature
11.6°C
Distance from shore
3.0 km

Across the residency · 5 sightings

measured
Seafloor depth
41 m – 501 m
Sea-surface temperature
9.7°C – 12.6°C
Distance from shore
2.0 km – 4.0 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 5 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.