Blackstripe pencilfish
📖 Overview
Blackstripe pencilfish (Nannostomus harrisoni) is a ray-finned fish of the family Lebiasinidae. It inhabits freshwater waters. This species can reach a maximum total length of 4.5 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.
🔬 Taxonomy
🐟 Physical Description
Physical description for Blackstripe pencilfish is currently being compiled.
🌀 Behaviour
Behavioural data for Blackstripe pencilfish is currently being reviewed.
🦐 Diet
Diet information for Blackstripe pencilfish is currently being compiled.
🥚 Reproduction
Reproduction data for Blackstripe pencilfish is currently being compiled.
🌍 Habitat & Distribution
Freshwater; benthopelagic; pH range: 5.5 - 7.0; dH range: ? - 4. Tropical; 24°C - 28°C South America: Demerara River basin, Guyana.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Blackstripe 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 Blackstripe pencilfish is currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Blackstripe pencilfish has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Archicheir minutus | Eigenmann | 1909 | Synonym |
| Poeciloberycon harrisoni | Eigenmann | 1909 | Synonym |
| Poecilobrycon harrisoni | Eigenmann | 1909 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 10 records indexed .
👥 Community & Contribute
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