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

Nexus – Residency

56th sighting in Monterey Bay
Fluke of Nexus
Nexus Confirmed in the catalog @2554
Jul 8 – 12, 2025 · Monterey Bay

July in Familiar Waters

The krill runs thick here again, drawing me back to these well-known depths.

73 m
Deepest dive
2:58
Longest dive
61
Dives
Sightings
6
Days between first and last sighting
4

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 8, 202553 m13.7°C33 m
Jul 8, 202572 m13.6°C57 m
Jul 10, 202559 m13.3°C44 m
Jul 10, 202559 m13.3°C41 m
Jul 10, 202571 m13.3°C49 m
Jul 12, 2025254 m13.0°C73 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 8, 2025 — seafloor 53 m (measured), deepest dive 33 m (modelled)Jul 8Jul 8, 2025 — seafloor 72 m (measured), deepest dive 57 m (modelled)Jul 8Jul 10, 2025 — seafloor 59 m (measured), deepest dive 44 m (modelled)Jul 10Jul 10, 2025 — seafloor 59 m (measured), deepest dive 41 m (modelled)Jul 10Jul 10, 2025 — seafloor 71 m (measured), deepest dive 49 m (modelled)Jul 10Jul 12, 2025 — seafloor 254 m (measured), deepest dive 73 m (modelled)Jul 12

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

Dives

73 m
Deepest dive
2:58
Longest dive
61
Dives
20 m
Avg dive depth
6
Sightings
4
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010073 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (254 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 · Jul 12, 2025

measured
Seafloor depth
254 m
Sea-surface temperature
13.0°C
Distance from shore
4.0 km

Across the residency · 6 sightings

measured
Seafloor depth
53 m – 254 m
Sea-surface temperature
13.0°C – 13.7°C
Distance from shore
2.0 km – 4.0 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 6 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.