CD Skripsi
Hubungan Tutupan Terumbu Karang Terhadap Ikan Karang Famili Pomacentridae Dan Fitoplankton Di Pulau Kasiakprovinsi Sumatera Barat
ABSTRACT
Kasiak Island is one of the islands located in the waters of Pariaman, West
Sumatra and located right in front of Pariaman City. Around the sea the island is
surrounded by coral reefs and is a protected area. In the aquatic area of Kasiak
Island has never been conducted research on the relationship of coral reef cover to
the coral pomacentridae and phytoplankton. Therefore, it is necessary to conduct
research on this matter in the waters of Kasiak Island, West Sumatra Province.
Data collection of coral reef cover is done by LIT (Line Intercept transect) method
with a transek length of 50 meters at a depth of 5 meters using scuba equipment.
Coral fish observation is done by UVC (Underwater Visual Census) method with
a transek length of 50 meters and an observation area of 2.5 meters left and right
at a depth of 5 meters. Phytoplankton sampling is conducted during the day at
11.00 to 15.00 WIB at five points of the station with a depth of 5 meters using
Vandorn water sampler volume 2 L with a total take of 100 L, then filtered using
Plankton net no 25 and inserted into a sample bottle of 125 ml, then preserved
using lugol 4% as much as 4-6 drops, after which analyzed in the laboratory.
Based on the results there is a very strong relationship between coral cover to the
abundance of coral fish, where coral cover contributes to the abundance of coral
fish by 93.87%, which means that the higher the percentage of coral cover the
more species and abundance of coral fish are found. Then the strong relationship
between coral reef cover and phytoplankton abundance, where coral reef cover
contributes to the abundance of phytoplankton by 56.37%, which means an
increase in the percentage of coral reef cover along with the increasing abundance
of phytoplankton.
Keywords: Coral reef, Coral fish, Pomacentridae, Phytoplankton, Kasiak
Island.
1) Student at the Faculty of Fisheriesand Marine University of Riau.
2) Lecturer at the Faculty of Fisheries and Marine University of Riau
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