Field notes
Encounter profile
Manually classified in SNAP.
Halgerda batangas - Halgerda - A marine genus.
Species profile
Batangas Halgerda
Halgerda batangas
Manually classified in SNAP.
8
Media items
Photos and videos
5
Dives
Distinct encounters
4
Locations
1 trip
Archive ecology
Conditions where we found it
SNAP observations, not the species’ full biological range.
- Depth evidence
- 15.5–15.5m
- Median 15.5m · n=1
- Water temperature
- 27.0–28.0°C
- Median 28.0°C · n=3
Depth basis: 0 recorded, 1 profile-estimated, 2 contextual.
Consistent water window
3 observations with dive temperature sit within 27.0–28.0°C.
View distributions & comparisons▾
Repeatable archive pattern · 8 observations / 5 dives
Observed depth distributionmiddle 50%: 15.5–15.5m
Calendar-quarter observations
Apr–Jun1
Jul–Sep2
Oct–Dec5
Camera-clock comparison
Morning · 6Night · 2
- • 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
#5 · Oct 4, 2026
Napoleon Reef
Pemuteran · Asia 2026
#4 · Oct 4, 2026
Bio-Wreck
Pemuteran · Asia 2026
#3 · Sep 21, 2026
Lalosi
Raja Ampat · Asia 2026
15.5m · Estimated at capture time27.0°C
#2 · Aug 8, 2026
Balay Reef
Moalboal, Philippines · Asia 2026
12.1m · Dive-average context28.0°C
Species field guide
Notes, taxonomy, identification & seasonality
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Species field guide
Notes, taxonomy, identification & seasonality
Archive
All media records
8 media items
Optional context
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Life found nearby
Species photographed on the same dives come first, followed by close taxonomic neighbours.
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