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

Chromosome – Residency

37th sighting in Monterey Bay
Fluke of Chromosome
Chromosome Confirmed in the catalog @701
Sep 23 – 25, 2023 · Monterey Bay

Monterey Bay · Sep 2023

85 m
Deepest dive
2:55
Longest dive
34
Dives
Sightings
2
Days between first and last sighting
2

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Sep 23, 2023362 m16.8°C85 m
Sep 25, 2023122 m16.9°C38 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 23, 2023 — seafloor 362 m (measured), deepest dive 85 m (modelled)Sep 23Sep 25, 2023 — seafloor 122 m (measured), deepest dive 38 m (modelled)Sep 25

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

Dives

85 m
Deepest dive
2:55
Longest dive
34
Dives
22 m
Avg dive depth
2
Sightings
2
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010085 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 · Sep 23, 2023

measured
Seafloor depth
362 m
Sea-surface temperature
16.8°C
Distance from shore
12.0 km

Across the residency · 2 sightings

measured
Seafloor depth
122 m – 362 m
Sea-surface temperature
16.8°C – 16.9°C
Distance from shore
6.0 km – 12.0 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 2 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.