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

Manta – Residency

2nd sighting in Glacier Bay & Icy Strait
Fluke of Manta
Manta Confirmed in the catalog @16810
Jun 29 – Sep 1, 2018 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jun – Sep 2018

65 m
Deepest dive
2:28
Longest dive
62
Dives
Sightings
3
Days between first and last sighting
64

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 29, 2018144 m11.2°C43 m
Jul 24, 201879 m11.7°C65 m
Sep 1, 201818 m11.4°C16 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 29, 2018 — seafloor 144 m (measured), deepest dive 43 m (modelled)Jun 29Jul 24, 2018 — seafloor 79 m (measured), deepest dive 65 m (modelled)Jul 24Sep 1, 2018 — seafloor 18 m (measured), deepest dive 16 m (modelled)Sep 1

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

Dives

65 m
Deepest dive
2:28
Longest dive
62
Dives
18 m
Avg dive depth
3
Sightings
64
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010065 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (79 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 24, 2018

measured
Seafloor depth
79 m
Sea-surface temperature
11.7°C
Distance from shore
1.0 km

Across the residency · 3 sightings

measured
Seafloor depth
18 m – 144 m
Sea-surface temperature
11.2°C – 11.7°C
Distance from shore
1.0 km – 3.0 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.