Darter characine
📖 Overview
Darter characine (Apareiodon affinis) is a ray-finned fish of the family Parodontidae. It inhabits freshwater waters. This species can reach a maximum total length of 18.1 cm. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.
🔬 Taxonomy
🐟 Physical Description
: fusiform / normal.
🌀 Behaviour
Behavioural data for Darter characine is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Freshwater; benthopelagic; pH range: 6.0 - 7.2; dH range: ? - 15. Subtropical; 22°C - 26°C South America: La Plata River basin.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Darter characine is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Detailed nutritional data for Darter characine is currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Darter characine has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
📊 Population Dynamics
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Darter characine |
| 🌍CES | polozubka laplatská |
| 🇵🇹Portuguese | Canivete · Canivete, Charuto · Charuto · Falso-canivete-de-riacho |
| 🇷🇺Russian | Обыкновенный апарейодон |
| 🇪🇸Spanish | Duro-duro · Virolo |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .
👥 Community & Contribute
No observations yet - be the first to log one!
View all observations for Darter characine ↗Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.
Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.