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

Danger Zone – Residency

11th sighting in Monterey Bay
Fluke of Danger Zone
Danger Zone Confirmed in the catalog @123182
Jul 13 – Nov 26, 2024 · Monterey Bay

Monterey Bay · Jul – Nov 2024

198 m
Deepest dive
6:51
Longest dive
114
Dives
Sightings
11
Days between first and last sighting
136

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 13, 202461 m15.7°C51 m
Aug 5, 202411 m15.9°C9 m
Aug 10, 20244 m—4 m
Aug 11, 20245 m—5 m
Aug 20, 20242 m—2 m
Aug 31, 202416 m16.0°C14 m
Sep 19, 20247 m14.9°C6 m
Nov 8, 2024113 m12.6°C72 m
Nov 8, 2024153 m12.7°C78 m
Nov 26, 2024494 m12.8°C198 m
Nov 26, 2024567 m12.9°C67 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
Jul 13, 2024 — seafloor 61 m (measured), deepest dive 51 m (modelled)Jul 13Aug 5, 2024 — seafloor 11 m (measured), deepest dive 9 m (modelled)Aug 5Aug 10, 2024 — seafloor 4 m (measured), deepest dive 4 m (modelled)Aug 10Aug 11, 2024 — seafloor 5 m (measured), deepest dive 5 m (modelled)Aug 11Aug 20, 2024 — seafloor 2 m (measured), deepest dive 2 m (modelled)Aug 20Aug 31, 2024 — seafloor 16 m (measured), deepest dive 14 m (modelled)Aug 31Sep 19, 2024 — seafloor 7 m (measured), deepest dive 6 m (modelled)Sep 19Nov 8, 2024 — seafloor 113 m (measured), deepest dive 72 m (modelled)Nov 8Nov 8, 2024 — seafloor 153 m (measured), deepest dive 78 m (modelled)Nov 8Nov 26, 2024 — seafloor 494 m (measured), deepest dive 198 m (modelled)Nov 26Nov 26, 2024 — seafloor 567 m (measured), deepest dive 67 m (modelled)Nov 26

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

Dives

198 m
Deepest dive
6:51
Longest dive
114
Dives
17 m
Avg dive depth
11
Sightings
136
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200198 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (494 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 · Nov 26, 2024

measured
Seafloor depth
494 m
Sea-surface temperature
12.8°C
Distance from shore
9.0 km

Across the residency · 11 sightings

measured
Seafloor depth
2 m – 567 m
Sea-surface temperature
12.6°C – 16.0°C
Distance from shore
2.0 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 11 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.