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

Sarafinny – Residency

53rd sighting in Monterey Bay
Fluke of Sarafinny
Sarafinny Confirmed in the catalog @3241
Mar 29 – Oct 30, 2025 · Monterey Bay

Monterey Bay · Mar – Oct 2025

61 m
Deepest dive
3:17
Longest dive
78
Dives
Sightings
10
Days between first and last sighting
215

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 29, 202588 m11.8°C54 m
Apr 18, 202563 m12.3°C20 m
Apr 20, 202562 m12.6°C57 m
Apr 25, 2025511 m12.9°C61 m
May 1, 2025567 m13.0°C33 m
May 14, 202567 m12.9°C34 m
Jun 27, 202573 m12.9°C35 m
Aug 6, 2025567 m14.9°C29 m
Sep 2, 202564 m17.2°C46 m
Oct 30, 202531 m15.8°C26 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 29, 2025 — seafloor 88 m (measured), deepest dive 54 m (modelled)Mar 29Apr 18, 2025 — seafloor 63 m (measured), deepest dive 20 m (modelled)Apr 18Apr 20, 2025 — seafloor 62 m (measured), deepest dive 57 m (modelled)Apr 20Apr 25, 2025 — seafloor 511 m (measured), deepest dive 61 m (modelled)Apr 25May 1, 2025 — seafloor 567 m (measured), deepest dive 33 m (modelled)May 1May 14, 2025 — seafloor 67 m (measured), deepest dive 34 m (modelled)May 14Jun 27, 2025 — seafloor 73 m (measured), deepest dive 35 m (modelled)Jun 27Aug 6, 2025 — seafloor 567 m (measured), deepest dive 29 m (modelled)Aug 6Sep 2, 2025 — seafloor 64 m (measured), deepest dive 46 m (modelled)Sep 2Oct 30, 2025 — seafloor 31 m (measured), deepest dive 26 m (modelled)Oct 30

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

Dives

61 m
Deepest dive
3:17
Longest dive
78
Dives
19 m
Avg dive depth
10
Sightings
215
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010061 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (511 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 25, 2025

measured
Seafloor depth
511 m
Sea-surface temperature
12.9°C
Distance from shore
16.0 km

Across the residency · 10 sightings

measured
Seafloor depth
31 m – 567 m
Sea-surface temperature
11.8°C – 17.2°C
Distance from shore
1.0 km – 16.0 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 10 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.