Hemiarius Hardenbergi

📖 Overview

Hemiarius Hardenbergi (Hemiarius hardenbergi), first described by Kailola, 2000 is a medium-sized fish in the family Ariidae (order Siluriformes). Adults typically reach 25.40 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. The species is venomous and potentially dangerous to handle.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal spines: 0; Anal soft rays: 16 - 18; Vertebrae: 50 - 52. Four patches of conical teeth across front of palate; rounded vomerine patches well-separated; outer patches oval or crescentic, 2-3 times larger than inner patches. Snout fleshy, overhanging mouth. Low papillae on palate and posterior face of gill arches; rakers rarely on posterior face of first two gill arches. Barbels thick proximally, thin distally. Head shield very granular, extensive posteriorly; triangular supraoccipital process short, broad. Eye small, dorsolateral. 8-12% HL. Adipose fin large, base longer than anal fin base. Dark grey in color; inner, dorsal aspect of paired fins charcoal blue .

🌀 Behaviour

Behavioural data for Hemiarius Hardenbergi is currently being reviewed.

🦐 Diet

🥚 Reproduction

🌍 Habitat & Distribution

Marine; brackish; demersal. Tropical Central Pacific: southern New Guinea, from the Vogelkop Peninsula to the Fly River mouth.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

📊 Population Risk & Fisheries

⚠️ Venom Profile

References: Compiled from Bhide (2018), Halstead et al. (1988) and family-specific envenomation literature

🐠 Related Species

🔍 Similar Species

👥 Community & Contribute