Risa
Try Deep freeDeep
Risa
Try Deep freeDeep
Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Monterey Bay

Tidal – Residency

46th sighting in Monterey Bay
Fluke of Tidal
Tidal Confirmed in the catalog @14972
Aug 5 – Oct 16, 2026 · Monterey Bay

Same Green Shelf, Again

Kept circling this cold water — bait's good, company's better.

206 m
Deepest dive
6:09
Longest dive
190
Dives
Sightings
15
Days between first and last sighting
72
Deepest dive on record
206 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 5, 202672 m17.1°C49 m
Aug 20, 2026318 m17.0°C75 m
Aug 24, 202661 m16.2°C46 m
Aug 27, 2026567 m16.9°C206 m
Aug 30, 2026239 m15.4°C93 m
Sep 1, 2026300 m15.2°C71 m
Sep 2, 202682 m15.3°C66 m
Sep 3, 2026229 m15.3°C119 m
Sep 8, 2026137 m15.8°C78 m
Sep 9, 2026110 m15.8°C51 m
Sep 14, 2026372 m16.0°C100 m
Sep 25, 2026189 m16.5°C77 m
Sep 28, 202673 m16.7°C44 m
Oct 13, 202636 m17.1°C30 m
Oct 16, 202660 m18.3°C39 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
Aug 5, 2026 — seafloor 72 m (measured), deepest dive 49 m (modelled)Aug 5Aug 20, 2026 — seafloor 318 m (measured), deepest dive 75 m (modelled)Aug 24, 2026 — seafloor 61 m (measured), deepest dive 46 m (modelled)Aug 27, 2026 — seafloor 567 m (measured), deepest dive 206 m (modelled)Aug 27Aug 30, 2026 — seafloor 239 m (measured), deepest dive 93 m (modelled)Sep 1, 2026 — seafloor 300 m (measured), deepest dive 71 m (modelled)Sep 2, 2026 — seafloor 82 m (measured), deepest dive 66 m (modelled)Sep 2Sep 3, 2026 — seafloor 229 m (measured), deepest dive 119 m (modelled)Sep 8, 2026 — seafloor 137 m (measured), deepest dive 78 m (modelled)Sep 9, 2026 — seafloor 110 m (measured), deepest dive 51 m (modelled)Sep 9Sep 14, 2026 — seafloor 372 m (measured), deepest dive 100 m (modelled)Sep 25, 2026 — seafloor 189 m (measured), deepest dive 77 m (modelled)Sep 28, 2026 — seafloor 73 m (measured), deepest dive 44 m (modelled)Sep 28Oct 13, 2026 — seafloor 36 m (measured), deepest dive 30 m (modelled)Oct 16, 2026 — seafloor 60 m (measured), deepest dive 39 m (modelled)

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

Dives

206 m
Deepest dive
6:09
Longest dive
190
Dives
28 m
Avg dive depth
15
Sightings
72
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0125250206 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (567 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 · Aug 27, 2026

measured
Seafloor depth
567 m
Sea-surface temperature
16.9°C
Distance from shore
16.0 km

Across the residency · 15 sightings

measured
Seafloor depth
36 m – 567 m
Sea-surface temperature
15.2°C – 18.3°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 15 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.