CD Skripsi
Jenis Dan Kelimpahan Zooplankton Di Danau Tepian Batu Desa Teratak Buluh Kecamatan Siak Hulu Kabupaten Kampar Provinsi Riau
There were several human activities around the Tepian Batu Lake which
contrubuted input of organic and anorganic matter and thus influence the type and
density of zooplankton. To understand the types and density of zooplankton in the
Tepian Batu Lake, a research has been carried out in June-July 2019. There were
three sampling points, namely in the inlet, in the middle of the lake, and in the end
of the lake. In cach sampling points, the water was sampled from the surface and
2 Secchi depth. Sampling were conducted 3 times, once/week. Water quality
parameters measured were temperature, dissolved oxygen, transparency, pH,
nitrate and phosphate. Results shown that there were 15 species of zooplankton
present and they were belonged to 8 classes, namely Cladocera (1 species),
Monogononta (3 species), Crustacea (2 species), Copepoda (2 species), Ciliata (3
species), Sarcodina (1 species), Protozoa (2 species), dan Sagittoeida (1 species).
The zooplankton average density in the Tepian Batu Lake was 2160-4410
organisms/L. The most common type of zooplankton present in the Tepian Batu
Lake was Ciliate. Water quality parameter values were as follow, temperature was
28.7-30.5 oC, transparency was 56.5-63.75 cm, dissolved oxygen was 3.13-5.35
mg/L, pH was 5-5.25, CO2 was 6-12,99 mg/L, nitrate was 0.031-0.078 mg/L, and
phosphate was 0.062-0.116 mg/L. Based on the type of zooplankton present, it
can be concluded that the Tepian Batu Lake can be categorized as oligotrophic.
Keywords : Kampar River, Oxbow Lake, Water quality
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