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

Smile Lines – Residency

37th sighting in Monterey Bay
Fluke of Smile Lines
Smile Lines Confirmed in the catalog @22
Aug 9 – 11, 2025 · Monterey Bay

Monterey Bay · Aug 2025

337 m
Deepest dive
13:05
Longest dive
46
Dives
Sightings
3
Days between first and last sighting
3
Deepest dive on record
337 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 9, 2025567 m15.1°C337 m
Aug 10, 2025911 m15.2°C98 m
Aug 11, 20251,365 m15.3°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
Aug 9, 2025 — seafloor 567 m (measured), deepest dive 337 m (modelled)Aug 9Aug 10, 2025 — seafloor 911 m (measured), deepest dive 98 m (modelled)Aug 10Aug 11, 2025 — seafloor 1,365 m (measured), deepest dive 26 m (modelled)Aug 11

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

Dives

337 m
Deepest dive
13:05
Longest dive
46
Dives
30 m
Avg dive depth
3
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0175350337 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (567 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 · Aug 9, 2025

measured
Seafloor depth
567 m
Sea-surface temperature
15.1°C
Distance from shore
16.0 km

Across the residency · 3 sightings

measured
Seafloor depth
567 m – 1,365 m
Sea-surface temperature
15.1°C – 15.3°C
Distance from shore
9.0 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 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.