Wild and predatory fishes

1. Wild fishes:

• These are unwanted, uneconomic, small-sized wild fish that occur naturally or accidentally introduced in ponds along with cultivated species.
• Have high fecundity and naturally breed in ponds.
• May be predators or non-predators.
• The wild fish though not predatory, compete for food and space among the cultivated fish species.
• Attains sexual maturity in summer and breeds even without rain before the monsoon. So, their young ones are abundant in number during monsoon.

2. Wild ( non-predatory) fishes:

• Puntius sp. (Sidre or Pothia)
• Barilius barna (Faketa)
• Esomus danricus (Dedhwa)
• Rasbora daniconius (Rasbora)
• Salmostoma acinaces (Chelha)
• Amblypharyngodon mola (Mara)
• Setipinna phasa (Gankabai)

3. Predatory fishes

• Are carnivorous.
• Are numerous and prey on smaller fish than larger fish.
• Belongs to Siluriformes and Perciformes order.
• Common predatory fishes of the Terai region of Nepal are:

I. Chana Sps. ( Hile or Bhoti)

ii. Carias batrachus (Mungri or Magur)

iii. Heteropneustes fossilis (Singhi or Kande)

iv. Wallago attu (Buhari or Badhari)

v. Mystus sps. (Tengra)

vi. Anabas testudieneus (Kabai)

vii. Glossogobius giuris (Bullha)

viii. Notopterus notopterus (Golhi)

ix. Chanda nama (Nata or Channa)

x. Mastacembelus armatus (Dhare bam)