Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Silver Bank

NA-3480 – Residency

6th sighting in Silver Bank
Fluke of NA-3480
NA-3480 Confirmed in the catalog @8724
Feb 26 – Mar 1, 2019 · Silver Bank

Silver Bank · Feb – Mar 2019

20 m
Deepest dive
1:12
Longest dive
77
Dives
Sightings
5
Days between first and last sighting
2

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 26, 201922 m—18 m
Feb 27, 201922 m—18 m
Feb 27, 201922 m—20 m
Feb 28, 201922 m—20 m
Mar 1, 201922 m—19 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
Feb 26, 2019 — seafloor 22 m (measured), deepest dive 18 m (modelled)Feb 26Feb 27, 2019 — seafloor 22 m (measured), deepest dive 18 m (modelled)Feb 27Feb 27, 2019 — seafloor 22 m (measured), deepest dive 20 m (modelled)Feb 27Feb 28, 2019 — seafloor 22 m (measured), deepest dive 20 m (modelled)Feb 28Mar 1, 2019 — seafloor 22 m (measured), deepest dive 19 m (modelled)Mar 1

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

Dives

20 m
Deepest dive
1:12
Longest dive
77
Dives
10 m
Avg dive depth
5
Sightings
2
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255020 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (22 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 · Feb 28, 2019

measured
Seafloor depth
22 m
Sea-surface temperature
—
Distance from shore
119.0 km

Across the residency · 5 sightings

measured
Seafloor depth
22 m
Sea-surface temperature
—
Distance from shore
119.0 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 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.