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🌊 Marine 🌡️ Tropical

Neotrygon Romeoi

Neotrygon romeoi Neill, Thurnheer & Appleyard, 2025
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
40.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Neotrygon Romeoi (Neotrygon romeoi) is a ray-finned fish of the family Dasyatidae. It inhabits marine (saltwater) waters in reef-associated environments. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Neotrygon romeoi
Authority
Neill, Thurnheer & Appleyard, 2025
Habitat
Marine
Climate
Tropical
Trophic Level
3.4
Vulnerability
40.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished from its congeners by the following set of characters: disc broader than long, width 1.1-1.2 times length; pectoral apices subangular; snout rather fleshy, broadly angular, angle 122-130, length 1.5-2.1 times interorbital width; maximum width relatively well back on disc, length from snout tip to pectoral-fin insertion 1.7-1.8 times horizontal distance from snout tip to maximum disc width; preoral length 1.6-2.1 times mouth width; internasal distance 1.3-1.7 in prenasal length; interspiracular distance 13.1-14.4% DW; nostril length 3.0-5.2% DW; nasal curtain width 8.9-10.0% DW; small mouth, width 7.18.5% DW; horizontal distance from cloaca to caudal sting base 41-52% of disc length; thornlets present in nuchal region, at least some widely spaced denticles on tail; presence of well-spaced denticles on dorsal disc mostly in the median band region; pectoral-fin radials 107-111; total vertebral centra (including synarcual) 128-142, monospondylous centra (including synarcual) 39-47; dorsal surface medium brown with sparsely populated with small pale blue to whitish spots, largest spot on disc 0.3-0.4 times eye width; 0-2 (mean 0.6) blue spots on medial belt, largest 1.2-1.6% DW (when present), and peppered with numerous small black spots; mask-like marking pronounced, more densely covered with black peppery spots; darker branchial blotches; ventral surface of disc and pelvic fins pale with broad dark greyish submarginal bands; and tail posterior of pelvic fins bluish grey in live specimens .: other (see remarks); Cross section: flattened.

🌀 Behaviour

Behavioural data for Neotrygon Romeoi 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; reef-associated. Tropical Central Pacific: Fiji.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.4±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.04 (TL)

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Neill, Thurnheer & Appleyard, 2025

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