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

Angelica – Residency

25th sighting in Chatham Strait
Fluke of Angelica
Angelica Confirmed in the catalog @16859
Jul 8 – 28, 2023 · Chatham Strait

Chatham Strait · Jul 2023

148 m
Deepest dive
6:03
Longest dive
85
Dives
Sightings
6
Days between first and last sighting
21

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 8, 2023247 m12.0°C78 m
Jul 8, 2023111 m11.9°C88 m
Jul 15, 2023362 m13.3°C148 m
Jul 19, 2023103 m11.1°C77 m
Jul 20, 202350 m11.7°C40 m
Jul 28, 2023100 m12.9°C77 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 8, 2023 — seafloor 247 m (measured), deepest dive 78 m (modelled)Jul 8Jul 8, 2023 — seafloor 111 m (measured), deepest dive 88 m (modelled)Jul 8Jul 15, 2023 — seafloor 362 m (measured), deepest dive 148 m (modelled)Jul 15Jul 19, 2023 — seafloor 103 m (measured), deepest dive 77 m (modelled)Jul 19Jul 20, 2023 — seafloor 50 m (measured), deepest dive 40 m (modelled)Jul 20Jul 28, 2023 — seafloor 100 m (measured), deepest dive 77 m (modelled)Jul 28

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

Dives

148 m
Deepest dive
6:03
Longest dive
85
Dives
31 m
Avg dive depth
6
Sightings
21
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150148 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (362 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.

Unlock with Risa Deep

Place

Where this happened · Jul 15, 2023

measured
Seafloor depth
362 m
Sea-surface temperature
13.3°C
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
50 m – 362 m
Sea-surface temperature
11.1°C – 13.3°C
Distance from shore
1.0 km – 8.0 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 6 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.