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🌊 Marine Least Concern 🌡️ Tropical

Enigma garden eel

Heteroconger enigmaticus Castle & Randall, 1999
Max Length
43.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
3–25 m
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Enigma garden eel (Heteroconger enigmaticus), first described by Castle & Randall, 1999 is a large fish in the family Congridae (order Anguilliformes). Adults typically reach 43.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 3 to 25 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Heteroconger enigmaticus
Authority
Castle & Randall, 1999
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
43.7 cm
Depth Range
3–25 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
32.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 459 - 508; Anal soft rays: 297 - 341; Vertebrae: 154 - 163. Diagnostic features: Body color medium to dark brown, moderately elongate; 47-55 pre-anal pores; 51-56 preanal, 154-163 total vertebrae; pterygoid teeth present in most specimens. : eel-like; Cross section: circular.

🌀 Behaviour

Behavioural data for Enigma garden eel is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range 3 - 25 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00102 × L3.06 (TL)
Max TL
43.7cm
Dorsal Rays
484
Anal Rays
319
Vertebrae
159

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2016

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Castle & Randall, 1999

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Dusky Garden Eel
🌍CES úhořovec floreský
🇫🇷French Hétérocongre énigmatique
🇵🇹Portuguese Enguia-de-jardim-escura

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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