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Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
North Pacific

2022-2023 calf of Chin Up – Residency

Fluke of 2022-2023 calf of Chin Up
2022-2023 calf of Chin Up Confirmed in the catalog @101383
Nov 23 – Dec 5, 2024 · North Pacific

North Pacific · Nov – Dec 2024

151 m
Deepest dive
6:22
Longest dive
94
Dives
Sightings
9
Days between first and last sighting
12

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 23, 202478 m15.5°C35 m
Nov 24, 2024218 m15.7°C66 m
Nov 29, 202467 m16.0°C40 m
Nov 30, 202449 m15.7°C31 m
Nov 30, 2024480 m15.8°C145 m
Dec 3, 202459 m15.2°C48 m
Dec 3, 202424 m14.7°C20 m
Dec 4, 2024373 m15.4°C72 m
Dec 5, 2024450 m15.6°C151 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
Nov 23, 2024 — seafloor 78 m (measured), deepest dive 35 m (modelled)Nov 23Nov 24, 2024 — seafloor 218 m (measured), deepest dive 66 m (modelled)Nov 24Nov 29, 2024 — seafloor 67 m (measured), deepest dive 40 m (modelled)Nov 29Nov 30, 2024 — seafloor 49 m (measured), deepest dive 31 m (modelled)Nov 30Nov 30, 2024 — seafloor 480 m (measured), deepest dive 145 m (modelled)Nov 30Dec 3, 2024 — seafloor 59 m (measured), deepest dive 48 m (modelled)Dec 3Dec 3, 2024 — seafloor 24 m (measured), deepest dive 20 m (modelled)Dec 3Dec 4, 2024 — seafloor 373 m (measured), deepest dive 72 m (modelled)Dec 4Dec 5, 2024 — seafloor 450 m (measured), deepest dive 151 m (modelled)Dec 5

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

Dives

151 m
Deepest dive
6:22
Longest dive
94
Dives
26 m
Avg dive depth
9
Sightings
12
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200151 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (450 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 · Dec 5, 2024

measured
Seafloor depth
450 m
Sea-surface temperature
15.6°C
Distance from shore
22.0 km

Across the residency · 9 sightings

measured
Seafloor depth
24 m – 480 m
Sea-surface temperature
14.7°C – 16.0°C
Distance from shore
3.0 km – 22.0 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 9 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.