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

Daylight – Residency

23rd sighting in Monterey Bay
Fluke of Daylight
Daylight Confirmed in the catalog @7478
May 12 – Aug 10, 2023 · Monterey Bay

Monterey Bay · May – Aug 2023

58 m
Deepest dive
3:14
Longest dive
45
Dives
Sightings
4
Days between first and last sighting
90

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 12, 202363 m13.2°C50 m
May 20, 202366 m14.0°C58 m
May 25, 202398 m13.4°C55 m
Aug 10, 202351 m14.6°C40 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
May 12, 2023 — seafloor 63 m (measured), deepest dive 50 m (modelled)May 12May 20, 2023 — seafloor 66 m (measured), deepest dive 58 m (modelled)May 20May 25, 2023 — seafloor 98 m (measured), deepest dive 55 m (modelled)May 25Aug 10, 2023 — seafloor 51 m (measured), deepest dive 40 m (modelled)Aug 10

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

Dives

58 m
Deepest dive
3:14
Longest dive
45
Dives
22 m
Avg dive depth
4
Sightings
90
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010058 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (66 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 · May 20, 2023

measured
Seafloor depth
66 m
Sea-surface temperature
14.0°C
Distance from shore
5.0 km

Across the residency · 4 sightings

measured
Seafloor depth
51 m – 98 m
Sea-surface temperature
13.2°C – 14.6°C
Distance from shore
5.0 km – 15.0 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 4 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.