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

Caesar – Residency

61st sighting in Monterey Bay
Fluke of Caesar
Caesar Confirmed in the catalog @21
Jul 13 – 23, 2020 · Monterey Bay

Monterey Bay · Jul 2020

57 m
Deepest dive
2:20
Longest dive
41
Dives
Sightings
3
Days between first and last sighting
10

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 13, 202057 m13.7°C16 m
Jul 14, 202067 m13.8°C57 m
Jul 23, 2020142 m16.6°C52 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 13, 2020 — seafloor 57 m (measured), deepest dive 16 m (modelled)Jul 13Jul 14, 2020 — seafloor 67 m (measured), deepest dive 57 m (modelled)Jul 14Jul 23, 2020 — seafloor 142 m (measured), deepest dive 52 m (modelled)Jul 23

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

Dives

57 m
Deepest dive
2:20
Longest dive
41
Dives
15 m
Avg dive depth
3
Sightings
10
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010057 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (67 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 14, 2020

measured
Seafloor depth
67 m
Sea-surface temperature
13.8°C
Distance from shore
3.0 km

Across the residency · 3 sightings

measured
Seafloor depth
57 m – 142 m
Sea-surface temperature
13.7°C – 16.6°C
Distance from shore
2.0 km – 13.0 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 3 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.