Ansorge's fangtooth pellonuline
📖 Overview
Ansorge's fangtooth pellonuline (Odaxothrissa ansorgii) is a ray-finned fish of the family Dorosomatidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 15.3 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 0; Dorsal soft rays (total): 14 - 18; Anal spines: 0; Anal soft rays: 17 - 21; Vertebrae: 44 - 46. Diagnosis: Body moderate, often deep, its depth 25% of standard length or more; 13-17 pre-pelvic and 8-11 post-pelvic scutes, 1-2 scutes before pectoral fin origin, first pre-pectoral scute longer and more developed than following scutes without ascending arms; lower jaw strongly projecting, with strong canine teeth at symphysis; pre-maxilla with 2-4 strong backward-pointing canine teeth on each side behind outer row of pre-maxillary teeth; lower gillrakers 22-33, shorter than corresponding gill filaments; anal fin with 17-21 rays; silver stripe along flank . It resembles Odaxothrissa mento, which has fewer gillrakers, 16-19 vs. 22-33; and Pellonula vorax, which lacks canine teeth in the upper jaw and has longer gillrakers, equal in length to gill filaments vs. shorter . : fusiform / normal; Cross section: compressed.
🌀 Behaviour
Behavioural data for Ansorge's fangtooth pellonuline is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Freshwater; brackish; pelagic. Tropical; 16°N - 15°S
🌿 Ecology
📐 Morphometrics
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Ansorge Fangtooth Pellonuline · Ansorge's Fangtooth Pellonuline |
| 🇩🇰Danish | Ansorges Hugtandssild |
| 🇷🇺Russian | Одаксотрисса Ансорги · Цинотрисса Ансорги |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Cynathrissa ansorgei | Boulenger | 1910 | Synonym |
| Cynothrissa ansorgii | Boulenger | 1910 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 60 records indexed .
👥 Community & Contribute
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