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Monterey Bay

Splatterhorn – Residency

13th sighting in Monterey Bay
Fluke of Splatterhorn
Splatterhorn Confirmed in the catalog @93971
Apr 14 – Jul 31, 2023 · Monterey Bay

Monterey Bay · Apr – Jul 2023

155 m
Deepest dive
4:46
Longest dive
227
Dives
Sightings
21
Days between first and last sighting
108
Deepest dive on record
155 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 14, 2023151 m—113 m
Apr 16, 2023113 m—45 m
Apr 17, 202393 m—12 m
Apr 19, 202331 m—28 m
Apr 20, 2023103 m—55 m
Apr 22, 2023165 m—109 m
Apr 23, 2023147 m—99 m
Apr 23, 202355 m—36 m
Apr 23, 2023133 m—34 m
Apr 24, 2023232 m—89 m
Apr 24, 202399 m—49 m
Apr 26, 2023365 m—155 m
Apr 27, 202374 m—68 m
Jun 13, 202337 m—21 m
Jun 17, 202357 m—51 m
Jun 23, 202337 m—28 m
Jul 7, 202331 m—28 m
Jul 9, 202331 m—18 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
Apr 14, 2023 — seafloor 151 m (measured), deepest dive 113 m (modelled)Apr 14Apr 16, 2023 — seafloor 113 m (measured), deepest dive 45 m (modelled)Apr 17, 2023 — seafloor 93 m (measured), deepest dive 12 m (modelled)Apr 19, 2023 — seafloor 31 m (measured), deepest dive 28 m (modelled)Apr 20, 2023 — seafloor 103 m (measured), deepest dive 55 m (modelled)Apr 20Apr 22, 2023 — seafloor 165 m (measured), deepest dive 109 m (modelled)Apr 23, 2023 — seafloor 147 m (measured), deepest dive 99 m (modelled)Apr 23, 2023 — seafloor 55 m (measured), deepest dive 36 m (modelled)Apr 23, 2023 — seafloor 133 m (measured), deepest dive 34 m (modelled)Apr 23Apr 24, 2023 — seafloor 232 m (measured), deepest dive 89 m (modelled)Apr 24, 2023 — seafloor 99 m (measured), deepest dive 49 m (modelled)Apr 26, 2023 — seafloor 365 m (measured), deepest dive 155 m (modelled)Apr 27, 2023 — seafloor 74 m (measured), deepest dive 68 m (modelled)Apr 27Jun 13, 2023 — seafloor 37 m (measured), deepest dive 21 m (modelled)Jun 17, 2023 — seafloor 57 m (measured), deepest dive 51 m (modelled)Jun 23, 2023 — seafloor 37 m (measured), deepest dive 28 m (modelled)Jul 7, 2023 — seafloor 31 m (measured), deepest dive 28 m (modelled)Jul 7Jul 9, 2023 — seafloor 31 m (measured), deepest dive 18 m (modelled)Jul 15, 2023 — seafloor 11 m (measured), deepest dive 10 m (modelled)Jul 16, 2023 — seafloor 32 m (measured), deepest dive 24 m (modelled)Jul 31, 2023 — seafloor 26 m (measured), deepest dive 20 m (modelled)Jul 31

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

Dives

155 m
Deepest dive
4:46
Longest dive
227
Dives
21 m
Avg dive depth
21
Sightings
108
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200155 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (365 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 · Apr 26, 2023

measured
Seafloor depth
365 m
Sea-surface temperature
—
Distance from shore
10.0 km

Across the residency · 21 sightings

measured
Seafloor depth
11 m – 365 m
Sea-surface temperature
—
Distance from shore
1.0 km – 10.0 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 21 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.