Aquaculture and fisheries knowledge

नेपालमा टिलापिया पालन This is my second educational video.It is about Tilapia culture in Nepal.History,present condition,information for tilapia culture,monosex technique of cultu...

Seahorses are among the only species in which the male gives birth and takes care of the young

Fish use a variety of low-pitched sounds to convey message to each other. They moan,grunt,crock,boom, hiss ,whistle,creak,shriek and wail. They rattle their bones and gnash their teeth. However fish don't have vocal chords. They use other part of their bodies to make noises,such as vibrating musscles against their swim bladder.

Smallest fish of world
Paedocypris progenetica
It is about 7.9mm length.

Tilapia is one of the most important commercial fish in the world .
It is origineted from Nile river.