Field notes
Encounter profile
Identified using iNaturalist WoRMS.
Phyllidia coelestis - Phyllidia typically have firm bodies with distinctive tubercles and bright warning coloration, often black with blue, yellow, or white patterns.
Species profile
Sky Blue Phyllidia
Phyllidia coelestis
Identified using iNaturalist WoRMS.
5
Media items
Photos and videos
5
Dives
Distinct encounters
2
Locations
1 trip
Archive ecology
Conditions where we found it
SNAP observations, not the species’ full biological range.
- Depth evidence
- 5.8–14.0m
- Median 10.4m · n=5
- Water temperature
- 25.0–28.0°C
- Median 27.0°C · n=5
Depth basis: 0 recorded, 0 profile-estimated, 5 contextual.
An early signal
5 environment-linked observations are available so far. More encounters will show whether a repeatable pattern emerges.
View distributions & comparisons▾
Indicative archive pattern · 5 observations / 5 dives
Calendar-quarter observations
Apr–Jun4
Jul–Sep1
Camera-clock comparison
Morning · 1Night · 4
- • These distributions describe photographs in SNAP, not a species’ complete biological range.
- • No direct or profile-estimated depths are available yet.
- • Time-of-day groups use the camera clock and are not corrected for sunrise, sunset, or timezone.
Creature trail
A life through time and place
#5 · Jul 13, 2026
Deacon's
Tawali, PNG · Asia 2026
5.8m · Dive-average context25.0°C
#4 · May 14, 2026
Pinnacles (South)
Puerto Galera · Asia 2026
11.3m · Dive-average context27.0°C
#3 · May 9, 2026
Sabang Point
Puerto Galera · Asia 2026
9.3m · Dive-average context28.0°C
#2 · May 9, 2026
Wreck Point
Puerto Galera · Asia 2026
10.4m · Dive-average context27.0°C
Species field guide
Notes, taxonomy, identification & seasonality
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Species field guide
Notes, taxonomy, identification & seasonality
Archive
All media records
5 media items
Optional context
Curious beyond the photographs?
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Life found nearby
Species photographed on the same dives come first, followed by close taxonomic neighbours.
Clark's Anemonefish
Amphiprion clarkii
Puerto Galera
Miller's Nembrotha
Nembrotha milleri
Puerto Galera
Willan's Chromodoris
Chromodoris willani
Puerto Galera
Anna's Chromodoris
Chromodoris annae
Puerto Galera
Black-margined Nudibranch
Doriprismatica atromarginata
Puerto Galera
Bumpy sea star
Nardoa gomophia
Puerto Galera