Shallow stream with sands and cobbles, water ran slowly and stagnant passing highly diversified habitats along river. Shrubs and grasses along the stream. Site totally exposed to the sunlight.

Provided varieties of substrates which consist of stones, rocky, cobbles and sandy. Water surface partially covered by canopies of trees and shrubs. Slow and fast flowing water.

Rich of substrates like stone and big rocky. Stream was too small with very fast flowing water, provided open site which is totally exposed to the sunlight, deep and very crystal clear water