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

Chromosome – Residency

33rd sighting in Monterey Bay
Fluke of Chromosome
Chromosome Confirmed in the catalog @701
Sep 11 – 22, 2021 · Monterey Bay

Monterey Bay · Sep 2021

84 m
Deepest dive
3:38
Longest dive
46
Dives
Sightings
5
Days between first and last sighting
11

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Sep 11, 2021155 m17.5°C68 m
Sep 12, 2021235 m16.8°C71 m
Sep 12, 2021320 m16.5°C51 m
Sep 12, 2021254 m16.8°C77 m
Sep 22, 2021150 m16.3°C84 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 11, 2021 — seafloor 155 m (measured), deepest dive 68 m (modelled)Sep 11Sep 12, 2021 — seafloor 235 m (measured), deepest dive 71 m (modelled)Sep 12Sep 12, 2021 — seafloor 320 m (measured), deepest dive 51 m (modelled)Sep 12Sep 12, 2021 — seafloor 254 m (measured), deepest dive 77 m (modelled)Sep 12Sep 22, 2021 — seafloor 150 m (measured), deepest dive 84 m (modelled)Sep 22

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

Dives

84 m
Deepest dive
3:38
Longest dive
46
Dives
30 m
Avg dive depth
5
Sightings
11
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010084 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (150 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 · Sep 22, 2021

measured
Seafloor depth
150 m
Sea-surface temperature
16.3°C
Distance from shore
16.0 km

Across the residency · 5 sightings

measured
Seafloor depth
150 m – 320 m
Sea-surface temperature
16.3°C – 17.5°C
Distance from shore
3.0 km – 16.0 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 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).

Happywhale runs on donations: support Happywhale →

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