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💧 Freshwater Least Concern 🍽️ Edible 🌡️ Temperate

Banded killifish

Fundulus diaphanus Lesueur, 1817
Banded Killifish (Fundulus diaphanus)
Banded Killifish (Fundulus diaphanus)
Max Length
13 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
18.00/100
Typical Length
6.3 cm
Depth Zone
-

📖 Overview

Adults inhabit shallow, quiet margins of lakes, ponds and sluggish streams, usually over sand or mud and often near vegetation. They enter brackish water. They form schools a few inches below surface of water . Euryhaline and salinity-tolerant . Food consists of small crustaceans, mollusks and worms . Not a seasonal killifish. Is easy to maintain in the aquarium .

Scientific Name
Fundulus diaphanus
Authority
Lesueur, 1817
Habitat
Freshwater
Climate
Temperate
IUCN Status
LC
Max Length
13 cm
Trophic Level
3.3
Resilience
High
Vulnerability
18.00/100
Migration
Non-migratory
Water Temp
10–25 °C

🔬 Taxonomy

🐟 Physical Description

Physical description for Banded killifish is currently being compiled.

🌀 Behaviour

Behavioural data for Banded killifish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic; non-migratory . Temperate; 10°C - 25°C ; 54°N - 34°N North America: Atlantic Slope drainages from Newfoundland in Canada to Peedee River in South Carolina, USA; St.

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Migration
Non-migratory
Trophic Level
3.3±0.2
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.00646 × L3.1 (TL)
Max TL
13cm

🌡️ Water Parameters & Tolerance

Temperature Range
10–25°C

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
18.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Temperate
Described By
Lesueur, 1817

🍽️ Edibility & Flavour

"Banded killifish 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 Banded killifish is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Banded killifish 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
🇬🇧English Banded Killifish
🇩🇪German Gebänderter Killifisch
🇫🇷French fondule barré
🇷🇺Russian Поперечно-полосатый фундулюс
🇪🇸Spanish Sardinilla anillada

Scientific Synonyms

Scientific Name Author Year Status
Fundulus diaphanus diaphanus - - Synonym
Fundulus diaphanus menona Jordan & Copeland 1877 Synonym
Fundulus extensus Jordan & Gilbert 1882 Synonym
Fundulus menona Jordan & Copeland 1877 Synonym
Fundulus multifaciatus Lesueur 1817 Synonym
Hydrargira diaphana Lesueur 1817 Synonym
Hydrargira multifaciata Lesueur 1817 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 234 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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