CD Skripsi
Hubungan Kerapatan Mangrove Dengan Kelimpahan Siput Bakau (Cerithidea Quadrata) Di Desa Sungai Asam Kecamatan Reteh Kabupaten Indragiri Hilir Provinsi Riau
Abstract
Mangrove serve as habitat for mangrove snail, including Cerithidea quadrata.
A research aims to understand the relationship between mangrove density and the
abundance of mangrove snails (C. quadrata) has been conducted from May to July 2020 in
the Sungai Asam Village, Indragiri Hilir Regency. A purposive sampling method was
applied. There were 3 observation stations, and in each stations there were 3 transect lines.
In each transect line, there were 3 observation plots (10 x10 m) with 5 subplots (1x1 m) in
each plot. The relationship between mangrove density and the abundance of mangrove
snails was analyzed using a simple linear regression. The density of mangroves was around
844.44–1,100.00 (trees/ha), while the abundance of mangrove snails ranges from 6,222.22
to 13,333.33 (organisms/ha). Results shown that there was a very strong relationship
between the mangrove density and snail abundance. The environmental condition in
general is good and able to support the life of the mangrove snail.
Keywords: Mangroves, gastropods, environmental parameters and Asam River
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