KEANEKARAGAMAN JENIS FITOPLANKTON DI ANAK SUNGAI AIR SIMPANG AUR KABUPATEN BENGKULU TENGAH

Phytoplankton sampel identification and data analysisi has been done toward
water sampel is taken from the waters of the creek intersection aur Bengkulu district
center byusing the methods “ purposive random sampling” at 3 different stations based
on environmental setting. From the observations indicated 27 species of phytoplankton
belong to four classes, are (Bacillariophyceae, Chlorophyceae, Cyanophyceae and
Euglenophyceae). Based on the type of species of phytoplankton at each station , the
higest number found in station 3, 24 species is followed by 13 species of station 1 and
station 2 is 10 species. The higest abundance found at station 3 is 9660 ind/l, then at
Station 1 are 5850 ind/l and at Station 2 qre 4530 ind/l higest index of diversity is at
station 3. 0,91 at station 1 is o,81 and at station 2 is 0,78