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

Hoa Makamaka – Residency

11th sighting in Monterey Bay
Fluke of Hoa Makamaka
Hoa Makamaka Confirmed in the catalog @1514
Apr 30 – Oct 10, 2022 · Monterey Bay

Monterey Bay · Apr – Oct 2022

232 m
Deepest dive
8:36
Longest dive
37
Dives
Sightings
4
Days between first and last sighting
163
Deepest dive on record
232 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 30, 2022393 m—232 m
Jul 20, 202280 m—52 m
Oct 9, 2022567 m—109 m
Oct 10, 2022226 m—54 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
Apr 30, 2022 — seafloor 393 m (measured), deepest dive 232 m (modelled)Apr 30Jul 20, 2022 — seafloor 80 m (measured), deepest dive 52 m (modelled)Jul 20Oct 9, 2022 — seafloor 567 m (measured), deepest dive 109 m (modelled)Oct 9Oct 10, 2022 — seafloor 226 m (measured), deepest dive 54 m (modelled)Oct 10

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

Dives

232 m
Deepest dive
8:36
Longest dive
37
Dives
37 m
Avg dive depth
4
Sightings
163
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250232 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (393 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 · Apr 30, 2022

measured
Seafloor depth
393 m
Sea-surface temperature
—
Distance from shore
15.0 km

Across the residency · 4 sightings

measured
Seafloor depth
80 m – 567 m
Sea-surface temperature
—
Distance from shore
6.0 km – 16.0 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 4 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.