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Monterey Bay

HW-MN0503948 – Residency

11th sighting in Monterey Bay
Fluke of HW-MN0503948
HW-MN0503948 Confirmed in the catalog @147555
Jun 18 – Oct 5, 2026 · Monterey Bay

Shelf Edge, Full Bay

Krill's thick, company's loud, and I keep showing up for it.

209 m
Deepest dive
8:24
Longest dive
194
Dives
Sightings
12
Days between first and last sighting
109
Deepest dive on record
209 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 18, 202647 m15.3°C37 m
Jul 5, 2026254 m16.4°C125 m
Jul 14, 202662 m17.0°C50 m
Jul 21, 202687 m17.3°C77 m
Jul 22, 2026142 m17.2°C112 m
Aug 5, 202670 m17.1°C62 m
Aug 15, 2026254 m16.7°C96 m
Aug 18, 202689 m17.1°C75 m
Oct 2, 2026567 m—52 m
Oct 3, 2026245 m—159 m
Oct 5, 2026266 m—67 m
Oct 5, 2026567 m—209 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
Jun 18, 2026 — seafloor 47 m (measured), deepest dive 37 m (modelled)Jun 18Jul 5, 2026 — seafloor 254 m (measured), deepest dive 125 m (modelled)Jul 5Jul 14, 2026 — seafloor 62 m (measured), deepest dive 50 m (modelled)Jul 14Jul 21, 2026 — seafloor 87 m (measured), deepest dive 77 m (modelled)Jul 21Jul 22, 2026 — seafloor 142 m (measured), deepest dive 112 m (modelled)Jul 22Aug 5, 2026 — seafloor 70 m (measured), deepest dive 62 m (modelled)Aug 5Aug 15, 2026 — seafloor 254 m (measured), deepest dive 96 m (modelled)Aug 15Aug 18, 2026 — seafloor 89 m (measured), deepest dive 75 m (modelled)Aug 18Oct 2, 2026 — seafloor 567 m (measured), deepest dive 52 m (modelled)Oct 2Oct 3, 2026 — seafloor 245 m (measured), deepest dive 159 m (modelled)Oct 3Oct 5, 2026 — seafloor 266 m (measured), deepest dive 67 m (modelled)Oct 5Oct 5, 2026 — seafloor 567 m (measured), deepest dive 209 m (modelled)Oct 5

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

Dives

209 m
Deepest dive
8:24
Longest dive
194
Dives
30 m
Avg dive depth
12
Sightings
109
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250209 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.

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Place

Where this happened · Oct 5, 2026

measured
Seafloor depth
567 m
Sea-surface temperature
—
Distance from shore
16.0 km

Across the residency · 12 sightings

measured
Seafloor depth
47 m – 567 m
Sea-surface temperature
15.3°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).

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