o a s i s

Discus Fish

Length Few centimeters to several meters.
Weight Varies by species, from a few grams to hundreds of kilograms.
Body Shape Typically streamlined for swimming. Some have flat or elongated bodies.
Fins Two pairs of fins (dorsal, pelvic, pectoral, and anal fins), and caudal (tail) fin.
Mouth Varies by species; can be terminal, superior, or inferior.
Gills Used for breathing and extracting oxygen from water.
Eyes Vary in size and position on the head.
Coloration Varied, often camouflaging to surroundings; may change for display.
Reproduction Most lay eggs, while some give birth to live young.
Senses Good sense of smell, lateral line system for detecting vibrations, and vision adapted to water.
Habitat Found in oceans, rivers, lakes, and ponds.
Diet Carnivorous, herbivorous, or omnivorous, depending on the species.
Lifespan Few years to several decades.
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