Hemigrammus Grammicus

📖 Overview

Hemigrammus Grammicus (Hemigrammus grammicus), first described by Eigenmann, 1912 is a fish in the family Acestrorhamphidae (order Characiformes). It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Acestrorhamphidae kept in the hobby.

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 11; Vertebrae: 31 - 33. Aphyodite grammica can be diagnosed from other species of the genus Aphyodite by having 30-32 longitudinal scales (vs. 26-29). It further differs from A. apiaka by having 9-10 predorsal scales (vs. 7 or 8), 14-16 dentary teeth (vs. 11-13), i10 or i11 pectoral rays (vs. i12), and by the sensory canal of the first infraorbital shorter than half length of the bone (vs. sensory canal of the first infraorbital longer than half length of the bone); and from A. tupebas by possessing tricuspid teeth in the premaxilla and dentary (vs. only conical teeth), and five longitudinal scale rows between dorsal-fin origin and lateral line (vs. four) .

🌀 Behaviour

Behavioural data for Hemigrammus Grammicus is currently being reviewed.

🦐 Diet

🥚 Reproduction

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Konawaruk River, lower Essequibo River basin in British Guiana and Rio Negro, upper Rio Amazonas basin.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🦠 Common Diseases

The following diseases are known to affect Hemigrammus Grammicus.

🐠 Related Species

🔍 Similar Species

👥 Community & Contribute