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

HW-MN0503692 – Residency

13th sighting in Monterey Bay
Fluke of HW-MN0503692
HW-MN0503692 Confirmed in the catalog @135504
Aug 4 – Oct 9, 2026 · Monterey Bay

Canyon Edge Again This Summer

Cold water's up, the food's thick, and I'm right where I belong.

120 m
Deepest dive
3:45
Longest dive
222
Dives
Sightings
12
Days between first and last sighting
66

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 4, 202659 m17.3°C37 m
Aug 5, 202662 m17.1°C49 m
Aug 10, 2026243 m17.1°C73 m
Sep 13, 2026188 m—69 m
Sep 17, 2026107 m15.6°C89 m
Sep 21, 2026188 m—120 m
Sep 23, 2026324 m—61 m
Sep 25, 2026254 m—84 m
Sep 27, 202670 m—59 m
Sep 28, 202673 m—66 m
Sep 30, 2026147 m—41 m
Oct 9, 2026567 m—33 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 4, 2026 — seafloor 59 m (measured), deepest dive 37 m (modelled)Aug 4Aug 5, 2026 — seafloor 62 m (measured), deepest dive 49 m (modelled)Aug 5Aug 10, 2026 — seafloor 243 m (measured), deepest dive 73 m (modelled)Aug 10Sep 13, 2026 — seafloor 188 m (measured), deepest dive 69 m (modelled)Sep 13Sep 17, 2026 — seafloor 107 m (measured), deepest dive 89 m (modelled)Sep 17Sep 21, 2026 — seafloor 188 m (measured), deepest dive 120 m (modelled)Sep 21Sep 23, 2026 — seafloor 324 m (measured), deepest dive 61 m (modelled)Sep 23Sep 25, 2026 — seafloor 254 m (measured), deepest dive 84 m (modelled)Sep 25Sep 27, 2026 — seafloor 70 m (measured), deepest dive 59 m (modelled)Sep 27Sep 28, 2026 — seafloor 73 m (measured), deepest dive 66 m (modelled)Sep 28Sep 30, 2026 — seafloor 147 m (measured), deepest dive 41 m (modelled)Sep 30Oct 9, 2026 — seafloor 567 m (measured), deepest dive 33 m (modelled)Oct 9

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

Dives

120 m
Deepest dive
3:45
Longest dive
222
Dives
23 m
Avg dive depth
12
Sightings
66
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150120 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (188 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 21, 2026

measured
Seafloor depth
188 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 12 sightings

measured
Seafloor depth
59 m – 567 m
Sea-surface temperature
15.6°C – 17.3°C
Distance from shore
2.0 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 12 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.