Whiteside pencilfish
📖 Overview
Gregarious. Forms schools of about a dozen individuals. Frequently occurs upstream in counter current zones. Is an omnivore with a tendency to feed on insects . Crepuscular. Appreciated by aquarist notably for its tendency to live in groups and for it habit of swimming with the body oriented upwards. Reproduces in captivity. The spawned eggs, which are fixed to vegetal substrate, do not receive parental care .
🔬 Taxonomy
🐟 Physical Description
Physical description for Whiteside pencilfish is currently being compiled.
🌀 Behaviour
Behavioural data for Whiteside pencilfish is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Freshwater; benthopelagic; pH range: 5.5 - 7.0; dH range: ? - 4. Tropical; 23°C - 27°C South America: Coastal rivers of Suriname and French Guiana.
🌿 Ecology
insects (Ref
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Whiteside pencilfish 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 Whiteside pencilfish is currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Whiteside pencilfish 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 | two-lined pencilfish · Two-lined/whiteside pencilfish · Whiteside pencilfish |
| 🌍CES | drobnoústka dvojpruhá |
| 🇫🇷French | Poisson-crayon |
| 🇷🇺Russian | Двухполосый нанностом |
| 🇪🇸Spanish | Pez Lapiz |
🦠 Common Diseases
The following diseases are known to affect Whiteside pencilfish.
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 58 records indexed .
👥 Community & Contribute
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