Channa Asiatica RSWS

Common Name:

• Chinese Snakehead
• Asiatic Snakehead
• RSWS Snakehead

Species Profile

• Scientific Name: Channa asiatica
• Variant: RSWS (ornamental line variant)
• Origin: Southern China & Taiwan
• Size: 20–30 cm (8–12 inches)
• Lifespan: 8–12 years
• Temperament: Territorial, predatory, intelligent
• Difficulty Level: Moderate to advanced

Appearance

Channa asiatica RSWS is a highly attractive snakehead variety known for:

• Dark body coloration
• Metallic blue or green sheen
• Red/orange spotting patterns
• White-edged fins (“White Seam” appearance)
• Long muscular body with large mouth

Tank-bred specimens are usually more adaptable to aquarium life and often display stronger feeding responses.

Tank Requirements

Important:

• Must have a tight-fitting lid because snakeheads are excellent jumpers.
• Provide hiding spaces to reduce stress.
• Cooler seasonal periods may improve health and coloration.

Behavior

• Highly intelligent and observant fish
• Can recognize feeding routines and owners
• Territorial, especially as adults
• Usually best kept singly or as a compatible pair

Juveniles may tolerate each other temporarily, but aggression often increases with age.