Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Monterey Bay

2017-2018 calf of JoJo – Residency

13th sighting in Monterey Bay
Fluke of 2017-2018 calf of JoJo
2017-2018 calf of JoJo Confirmed in the catalog @24649
Sep 17 – 25, 2022 · Monterey Bay

Monterey Bay · Sep 2022

152 m
Deepest dive
5:17
Longest dive
41
Dives
Sightings
3
Days between first and last sighting
8

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 17, 2022254 m—152 m
Sep 21, 202265 m—45 m
Sep 25, 2022476 m—145 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
Sep 17, 2022 — seafloor 254 m (measured), deepest dive 152 m (modelled)Sep 17Sep 21, 2022 — seafloor 65 m (measured), deepest dive 45 m (modelled)Sep 21Sep 25, 2022 — seafloor 476 m (measured), deepest dive 145 m (modelled)Sep 25

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

Dives

152 m
Deepest dive
5:17
Longest dive
41
Dives
39 m
Avg dive depth
3
Sightings
8
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200152 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (254 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 · Sep 17, 2022

measured
Seafloor depth
254 m
Sea-surface temperature
—
Distance from shore
12.0 km

Across the residency · 3 sightings

measured
Seafloor depth
65 m – 476 m
Sea-surface temperature
—
Distance from shore
10.0 km – 12.0 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 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.