Field notes
Encounter profile
Identified using .
Chelidonura varians - Chelidonura is a genus of small, sometimes colorful, sea slugs. These are headshield slugs or cephalaspideans, marine opisthobranch gastropod mollusks in the family Aglajidae.
Species profile
Blue Velvet Headshield Slug
Chelidonura varians
Identified using .
3
Media items
Photos and videos
2
Dives
Distinct encounters
2
Locations
1 trip
Archive ecology
Conditions where we found it
SNAP observations, not the species’ full biological range.
- Depth evidence
- 5.1–5.5m
- Median 5.3m · n=2
- Water temperature
- 25.0–27.0°C
- Median 25.0°C · n=3
Depth basis: 0 recorded, 2 profile-estimated, 1 contextual.
Consistent water window
3 observations with dive temperature sit within 25.0–27.0°C.
View distributions & comparisons▾
Indicative archive pattern · 3 observations / 2 dives
Observed depth distributionmiddle 50%: 5.2–5.4m
Calendar-quarter observations
Apr–Jun1
Jul–Sep2
- • These distributions describe photographs in SNAP, not a species’ complete biological range.
- • Depth distributions use recorded or capture-time profile estimates; dive-average and maximum context is excluded.
- • 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
Species field guide
Notes, taxonomy, identification & seasonality
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Species field guide
Notes, taxonomy, identification & seasonality
Archive
All media records
3 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.
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