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💧 Freshwater Least Concern 🍽️ Edible 🐠 Aquarium 🌡️ Tropical

aquarium

Roeboides dayi Steindachner, 1878
Max Length
12.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

aquarium (Roeboides dayi) is a ray-finned fish of the family Characidae. It inhabits freshwater waters. This species can reach a maximum total length of 12.7 cm. With a trophic level of 3.5, 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.

Scientific Name
Roeboides dayi
Authority
Steindachner, 1878
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
12.7 cm
Trophic Level
3.5
Vulnerability
10.00/100
Migration
Potamodromous
Water Temp
22–28 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for aquarium is currently being compiled.

🌀 Behaviour

Behavioural data for aquarium is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.0 - 7.5; dH range: 10 - 20; potamodromous. Tropical; 22°C - 28°C Central and South America: Rivers of the Atlantic drainage of the extreme northeast of Panama, through the San Blas region and the Atrato River basin to the Magdalena-Cauca drainage system.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.5±0.44
Food Items

invertebrates (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.1 (TL)
Max TL
12.7cm

🌡️ Water Parameters & Tolerance

Temperature Range
22–28°C
pH Range
6–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Steindachner, 1878

🍽️ Edibility & Flavour

"aquarium is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • 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
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

⚡ Nutrition

Detailed nutritional data for aquarium is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for aquarium has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

🌐 Names & Taxonomy

Language Common Names
🌍CES tetřík Dayův
🇩🇪German Cauca-Raubglassalmler · Dayis-Raubglassalmler · Days Raubglassalmler · Meeks-Raubglassalmler
🇪🇸Spanish Changuito

Scientific Synonyms

Scientific Name Author Year Status
Anacyrtus dayi Steindachner 1878 Synonym
Roeboides caucae Eigenmann 1922 Synonym
Roeboides dayi dayi Steindachner 1878 Synonym
Roeboides magdalenae Eigenmann 1922 Synonym
Roeboides meeki Eigenmann 1922 Synonym
Roeboides romeroi Fowler 1941 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 12 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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