Field notes
Encounter profile
Identified using iNaturalist, WoRMS.
Hippocampus histrix - Seahorses are distinctive marine fish known for their horse-like head, prehensile tail, and the male's unique role in pregnancy and birth.
Species profile
Spiny Seahorse
Hippocampus histrix
Identified using iNaturalist, WoRMS.
14
Media items
Photos and videos
6
Dives
Distinct encounters
3
Locations
2 trips
Archive ecology
Conditions where we found it
SNAP observations, not the species’ full biological range.
- Depth evidence
- 0.0–16.6m
- Median 7.5m · n=6
- Water temperature
- 24.0–28.0°C
- Median 28.0°C · n=9
Depth basis: 2 recorded, 4 profile-estimated, 3 contextual.
Recent encounters trend shallower
The recent-half median is 15.0m shallower than the earlier-half median. This is an archive pattern, not a population conclusion.
View distributions & comparisons▾
Repeatable archive pattern · 14 observations / 6 dives
Observed depth distributionmiddle 50%: 0.0–15.0m
Calendar-quarter observations
Apr–Jun13
Jul–Sep1
Camera-clock comparison
Morning · 7Night · 6
- • 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
#6 · Sep 14, 2026
Kampung Baru 3
Ambon · Asia 2026
16.6m · Estimated at capture time24.0°C
#5 · Jun 6, 2026
El Dorado
Dauin · Asia 2026
11.4m · Dive-average context28.0°C
#4 · May 30, 2026
El Dorado
Dauin · Asia 2026
0.0m · Estimated at capture time28.0°C
#3 · Apr 21, 2026
Secret Bay
Puerto Galera · Asia 2026
15.0m · Recorded with media25.0°C
Species field guide
Notes, taxonomy, identification & seasonality
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Species field guide
Notes, taxonomy, identification & seasonality
Archive selection
Representative encounters
A representative entry point into the archive before the full record below.
Archive
All media records
14 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.
Dusky Nembrotha
Nembrotha kubaryana
Dauin
Ornate Ghostpipefish
Solenostomus paradoxus
Puerto Galera
Anna's Chromodoris
Chromodoris annae
Puerto Galera
Black-margined Nudibranch
Doriprismatica atromarginata
Puerto Galera
Cockatoo Waspfish
Ablabys taenianotus
Puerto Galera
Gloomy Nudibranch
Tambja morosa
Puerto Galera