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

Daylight – Residency

5th sighting in Monterey Bay
Fluke of Daylight
Daylight Confirmed in the catalog @7478
Mar 15 – May 23, 2018 · Monterey Bay

Monterey Bay · Mar – May 2018

74 m
Deepest dive
3:10
Longest dive
48
Dives
Sightings
4
Days between first and last sighting
69

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Mar 15, 2018466 m12.6°C45 m
Mar 17, 201894 m12.4°C60 m
Mar 25, 2018130 m12.5°C74 m
May 23, 2018104 m12.3°C58 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
Mar 15, 2018 — seafloor 466 m (measured), deepest dive 45 m (modelled)Mar 15Mar 17, 2018 — seafloor 94 m (measured), deepest dive 60 m (modelled)Mar 17Mar 25, 2018 — seafloor 130 m (measured), deepest dive 74 m (modelled)Mar 25May 23, 2018 — seafloor 104 m (measured), deepest dive 58 m (modelled)May 23

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

Dives

74 m
Deepest dive
3:10
Longest dive
48
Dives
28 m
Avg dive depth
4
Sightings
69
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010074 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (130 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 · Mar 25, 2018

measured
Seafloor depth
130 m
Sea-surface temperature
12.5°C
Distance from shore
2.0 km

Across the residency · 4 sightings

measured
Seafloor depth
94 m – 466 m
Sea-surface temperature
12.3°C – 12.6°C
Distance from shore
2.0 km – 11.0 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).

Happywhale runs on donations: support Happywhale →

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