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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Denise's pygmy seahorse

Hippocampus denise Lourie & Randall, 2003
Max Length
2.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
7–100 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Lives in association with gorgonian seafans (Annella reticulata, Muricella sp., and Echinogorgia sp.). Master of camouflage, with their coloration and body ornamentation in the form of tubercles, can match the stems and polyps of their gorgonian hosts . Ovoviviparous . The male carries the eggs in a brood pouch which is found under the tail .

Scientific Name
Hippocampus denise
Authority
Lourie & Randall, 2003
Habitat
Marine
Climate
Tropical
Body Shape
Other
IUCN Status
LC
Max Length
2.2 cm
Depth Range
7–100 m
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 14. Color in life plain orange with slightly darker rings around tail; when preserved, pale orange with tiny dark brown flecks on the nape of the neck and all over in some specimens. Diminutive in size. Anal fin small or absent. Rings on trunk 12; on tail 28-29. Body fleshy with inferior and ventral trunk ridges reduced to separated cross-shaped spicules embedded in the skin. Nuchal plate rounded without a raised coronet. Snout length ca. 30% in HL. Head depth ca. 50% in HL. No spines above the eye. Trunk depth (between the 9th and 10th trunk rings) ca. 7% in SL (female) and 10-15% in SL (male). The angles of certain body ridges sometimes developed into rounded tubercles (distinctly fewer and less developed compared with H. bargibanti) .: other.

🌀 Behaviour

Behavioural data for Denise's pygmy seahorse is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

Size at Maturity
1.1cm TL

Male carries the eggs in a brood pouch .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 7 - 100 m . Tropical West Pacific: Indonesia to Vanuatu; north to the Philippines, south to northeast Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00447 × L3 (TL)
Max TL
2.2cm
Dorsal Rays
14

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Other
Climate Zone
Tropical
Described By
Lourie & Randall, 2003

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Denise's pygmy seahorse · Denise’s pygmy seahorse
🏳️Catalan Cavallet de mar pigmeu de Denise
🌍CES koníček droboučký
🇩🇪German Denise-Zwergseepferdchen
🇫🇷French Hippocampe denise
🇮🇹Italian Cavalluccio pigmeo di Denise · Ippocampo pigmeo di Denise
🇯🇵Japanese Kakuretatsunoko · カクレタツノコ
🇵🇱Polish pławikonik drobniutki
🇵🇹Portuguese Cavalo-marinho-de-denise
🇪🇸Spanish Caballito de mar pigmeo de Denise

🦠 Common Diseases

The following diseases are known to affect Denise's pygmy seahorse.

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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