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

Afterglow – Residency

37th sighting in Monterey Bay
Fluke of Afterglow
Afterglow Confirmed in the catalog @95024
Jul 2 – Oct 9, 2026 · Monterey Bay

Deep Green Keeps Calling

Full summer of bait balls, and I'm right here for every one.

94 m
Deepest dive
4:35
Longest dive
60
Dives
Sightings
6
Days between first and last sighting
99

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 2, 202629 m15.6°C21 m
Aug 2, 2026560 m16.7°C49 m
Aug 5, 202664 m17.1°C58 m
Aug 7, 202674 m17.5°C59 m
Aug 9, 2026254 m17.2°C94 m
Oct 9, 202672 m—43 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 2, 2026 — seafloor 29 m (measured), deepest dive 21 m (modelled)Jul 2Aug 2, 2026 — seafloor 560 m (measured), deepest dive 49 m (modelled)Aug 2Aug 5, 2026 — seafloor 64 m (measured), deepest dive 58 m (modelled)Aug 5Aug 7, 2026 — seafloor 74 m (measured), deepest dive 59 m (modelled)Aug 7Aug 9, 2026 — seafloor 254 m (measured), deepest dive 94 m (modelled)Aug 9Oct 9, 2026 — seafloor 72 m (measured), deepest dive 43 m (modelled)Oct 9

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

Dives

94 m
Deepest dive
4:35
Longest dive
60
Dives
23 m
Avg dive depth
6
Sightings
99
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010094 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (254 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, 2026

measured
Seafloor depth
254 m
Sea-surface temperature
17.2°C
Distance from shore
4.0 km

Across the residency · 6 sightings

measured
Seafloor depth
29 m – 560 m
Sea-surface temperature
15.6°C – 17.5°C
Distance from shore
4.0 km – 10.0 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 6 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.