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	<title>Jurnal Kelautan &#124; Kumpulan Jurnal Penelitian Ilmu Kelautan &#187; Avicennia marina</title>
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		<title>Jurnal Kelautan &#124; Kumpulan Jurnal Penelitian Ilmu Kelautan &#187; Avicennia marina</title>
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		<title>Compotition and Community Structure of Periphyton at Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. Roots in Mangrove Vegetation of Tapak Estuary, Semarang</title>
		<link>http://jurnalkelautan.wordpress.com/2009/03/31/compotition-and-community-structure-of-periphyton-at-rhizophora-mucronata-lamk-dan-avicennia-marina-forsk-vierh-roots-in-mangrove-vegetation-of-tapak-estuary-semarang/</link>
		<comments>http://jurnalkelautan.wordpress.com/2009/03/31/compotition-and-community-structure-of-periphyton-at-rhizophora-mucronata-lamk-dan-avicennia-marina-forsk-vierh-roots-in-mangrove-vegetation-of-tapak-estuary-semarang/#comments</comments>
		<pubDate>Tue, 31 Mar 2009 14:04:05 +0000</pubDate>
		<dc:creator>Jurnal Kelautan</dc:creator>
				<category><![CDATA[Mangrove]]></category>
		<category><![CDATA[Perifiton]]></category>
		<category><![CDATA[Avicennia marina]]></category>
		<category><![CDATA[community structure]]></category>
		<category><![CDATA[Periphyton]]></category>
		<category><![CDATA[Rhizophora mucronata]]></category>
		<category><![CDATA[Root]]></category>

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		<description><![CDATA[Aini Chairunnisa Amalia. K2D 001 234. Compotition and Community Structure of Periphyton at Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. Roots in Mangrove Vegetation of Tapak Estuary, Semarang. (Widianingsih and Rudhi Pribadi)
Periphyton has a significant role in food web of mangrove community. The objective of this research was to analyze community structure of periphyton [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=jurnalkelautan.wordpress.com&blog=4104635&post=110&subd=jurnalkelautan&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p style="text-align:justify;"><strong>Aini Chairunnisa Amalia.</strong> K2D 001 234. Compotition and Community Structure of Periphyton at Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. Roots in Mangrove Vegetation of Tapak Estuary, Semarang. (Widianingsih and Rudhi Pribadi)</p>
<p style="text-align:justify;">Periphyton has a significant role in food web of mangrove community. The objective of this research was to analyze community structure of periphyton that live attached on mangrove roots of Tapak Estuary ecosystem.</p>
<p style="text-align:justify;">This has been done in February until April 2006. Material used in the research was living sample of periphyton that live attached on mangrove roots of Tapak Estuary ecosystem. Explorative descriptive method was applied as research method while sample survey method was used in collecting data and purposive sample method was used to determine sampling location. Supporting parameter data include sediment grain size and organic substance content, turbidity, current velocity, temperature, salinity, dissolved oxygen, pH, nitrate, phosphate, and silicate from each sampling station.</p>
<p style="text-align:justify;"><span id="more-110"></span>Based on the result, there were three species mangrove found in Tapak estuary which was Avicennia marina (Forsk) Vierh., Rhizophora apiculata Blume dan Rhizophora mucronata Lamk.  R. mucronata dan A. Marina were the species found in all research station. There were 48 genera from 6 class of periphyton in R.. mucronata root and 34 genera from 5 class periphyton in A. marina root. Coscinodiscus and Nitzchia were genera that found in all research station. The highest total density in R. mucronata root founded in February with 4032 ind/cm2 and the lowest in April with 1117 ind/cm2. On A. marina root the highest of total density founded in February with 3802 ind/cm2 and the lowest in April with April 1086 ind/cm2.</p>
<p style="text-align:justify;">The highest diversity index in R. mucronata root was found in February Station 1 on the top part of the root with 2,95 and the lowest also in February Station 2 in the top part of the root with 1,61. Station 1 in the top part of the root in February also had the highest evenness index with 1,08 and the lowest founded in April Station 3 in the lower part of the root with 0,60. The highest dominancy index founded in February Station 3 on the top part of the root with 0,30 and the lowest in March Station 1 on the lower part of the root with 0,11. The highest diversity index in A. marina root was found in February Station 2 on the lower part of the root with 2,51 and the lowest in March Station 2 in the top part of the root with 1,56.On April in Station 2 on the top part of the root was the highest evenness index with 0,87 and the lowest in April Station 1 on the lower part of the root with 0,60. The highest dominancy was found in February Station 2 on the lower part of the root with 0,39 and the lowest part founded in Station 2 also in February with 0,13.</p>
<p style="text-align:justify;"><strong>Keywords:</strong> Community Structure, Periphyton, Root, Rhizophora mucronata, Avicennia marina</p>
<p style="text-align:justify;"><strong>Contact:<br />
</strong><strong>Aini Chairunnisa Amalia, S.Kel.<br />
</strong>email:<strong> </strong><span class="email">anis_amalia@yahoo.com</span></p>
Posted in Mangrove, Perifiton Tagged: Avicennia marina, community structure, Periphyton, Rhizophora mucronata, Root <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gocomments/jurnalkelautan.wordpress.com/110/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/comments/jurnalkelautan.wordpress.com/110/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/godelicious/jurnalkelautan.wordpress.com/110/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/delicious/jurnalkelautan.wordpress.com/110/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/gostumble/jurnalkelautan.wordpress.com/110/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/stumble/jurnalkelautan.wordpress.com/110/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/godigg/jurnalkelautan.wordpress.com/110/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/digg/jurnalkelautan.wordpress.com/110/" /></a> <a rel="nofollow" href="http://feeds.wordpress.com/1.0/goreddit/jurnalkelautan.wordpress.com/110/"><img alt="" border="0" src="http://feeds.wordpress.com/1.0/reddit/jurnalkelautan.wordpress.com/110/" /></a> <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=jurnalkelautan.wordpress.com&blog=4104635&post=110&subd=jurnalkelautan&ref=&feed=1" /></div>]]></content:encoded>
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			<media:title type="html">Jurnal Kelautan</media:title>
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	</item>
		<item>
		<title>Komposisi dan Struktur Komunitas Perifiton pada Akar Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. di Vegetasi Mangrove Muara Sungai Tapak Semarang</title>
		<link>http://jurnalkelautan.wordpress.com/2009/03/31/komposisi-dan-struktur-komunitas-perifiton-pada-akar-rhizophora-mucronata-lamk-dan-avicennia-marina-forsk-vierh-di-vegetasi-mangrove-muara-sungai-tapak-semarang/</link>
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		<pubDate>Tue, 31 Mar 2009 13:59:44 +0000</pubDate>
		<dc:creator>Jurnal Kelautan</dc:creator>
				<category><![CDATA[Mangrove]]></category>
		<category><![CDATA[Perifiton]]></category>
		<category><![CDATA[Akar]]></category>
		<category><![CDATA[Avicennia marina]]></category>
		<category><![CDATA[Rhizophora mucronata]]></category>
		<category><![CDATA[struktur komunitas]]></category>

		<guid isPermaLink="false">http://jurnalkelautan.wordpress.com/?p=107</guid>
		<description><![CDATA[Aini Chairunnisa Amalia. K2D 001 234. Komposisi dan Struktur Komunitas Perifiton pada Akar Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. di Vegetasi mangrove Muara Sungai Tapak Semarang.  (Widianingsih dan Rudhi Pribadi)
Perifiton mempunyai peranan penting dalam jaring-jaring makanan di komunitas mangrove. Tujuan penelitian ini adalah untuk mengetahui struktur komunitas perifiton yang menempel pada perakarannya di [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=jurnalkelautan.wordpress.com&blog=4104635&post=107&subd=jurnalkelautan&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p style="text-align:justify;"><strong>Aini Chairunnisa Amalia</strong>. K2D 001 234. Komposisi dan Struktur Komunitas Perifiton pada Akar Rhizophora mucronata Lamk dan Avicennia marina (Forsk) Vierh. di Vegetasi mangrove Muara Sungai Tapak Semarang.  (Widianingsih dan Rudhi Pribadi)</p>
<p style="text-align:justify;">Perifiton mempunyai peranan penting dalam jaring-jaring makanan di komunitas mangrove. Tujuan penelitian ini adalah untuk mengetahui struktur komunitas perifiton yang menempel pada perakarannya di ekosistem mangrove Muara Sungai Tapak, Semarang.</p>
<p style="text-align:justify;">Penelitian ini dilakukan pada bulan Februari-April 2006 di kawasan mangrove Muara Sungai Tapak, Semarang. Materi dalam penelitian ini adalah perifiton yang hidup menempel pada akar mangrove di Muara Sungai Tapak, Semarang. Metode yang digunakan adalah metode deskriptif eksploratif. Metoda pengambilan sampel perifiton menggunakan  survey contoh. Metode penentuan lokasi sampling menggunakan metode purposive sample. Parameter lingkungan yang diukur sebagai data pendukung meliputi ukuran butir dan kandungan bahan organik sedimen, kecerahan, kecepatan arus, suhu, salinitas, oksigen terlarut, pH, nitrat, fosfat dan silikat dari masing-masing titik sampling.</p>
<p style="text-align:justify;"><span id="more-107"></span>Hasil penelitian ditemukan 3 spesies mangrove yaitu Avicennia marina (Forsk) Vierh. , Rhizophora apiculata Blume dan Rhizophora mucronata Lamk . R. mucronata dan A. marina merupakan spesies yang ditemukan di semua stasiun. Jumlah genus yang ditemukan pada akar R. mucronata adalah 48 genus dari 6 kelas sedangkan pada akar     A. marina 34 genus dari 5 kelas perifiton. Coscinodiscus dan nitzschia merupakan genus yang ditemukan di semua stasiun. Kepadatan total perifiton di perakaran R.mucronata pada tertinggi pada bulan Februari sebesar 4032 ind/cm2 dan terendah bulan April 1117 ind/cm2. Pada perakaran A. marina kepadatan total perifiton tertinggi pada bulan Februari sebesar 3802 ind/cm2 dan terendah pada bulan April 1086 ind/cm2.</p>
<p style="text-align:justify;">Rata-rata Indeks Keanekaragaman (H’) tertinggi pada akar  R. mucronata pada bulan Februari di Stasiun 1 pada akar bagian atas yaitu 2,95; sedangkan terendah juga pada bulan Februari di  Stasiun 2 akar bagian atas yaitu 1,61. Stasiun 1 pada akar bagian atas di bulan Februari juga memiliki rata-rata Indeks Keseragaman (e) tertinggi yaitu 1,08; sedangkan terendah ditemukan pada bulan April Stasiun 3 pada akar bagian bawah yaitu 0,60. Rata-rata Indeks Dominasi (C) tertinggi pada bulan Februari ditemukan pada Stasiun 3 pada akar bagian atas yaitu 0,30; sedangkan terendah pada bulan Maret Stasiun 1 pada akar bagian bawah yaitu 0,11. Rata-rata Indeks Keanekaragaman (H’) tertinggi pada akar   A. marina pada bulan Februari di Stasiun 2 pada akar bagian bawah yaitu 2,51; sedangkan terendah pada bulan Maret di Stasiun 2 pada akar bagian atas yaitu 1,56. Pada bulan April di Stasiun 2 pada akar bagian atas memiliki rata-rata Indeks Keseragaman (e) tertinggi yaitu 0,87; sedangkan terendah pada bulan April Stasiun 1 pada akar bagian bawah yaitu 0,60. Rata-rata Indeks Dominasi (C) tertinggi ditemukan pada bulan Februari di Stasiun 2 pada akar bagian bawah yaitu 0,39 sedangkan terendah ditemukan pada Stasiun 2 juga pada bulan Februari pada akar bagian atas yaitu 0,13.</p>
<p style="text-align:justify;"><strong>Kata kunci:</strong> <span>Struktur komunitas,</span><span><a id="post_tag-check-num-1" class="ntdelbutton"></a> Perifiton,</span><span><a id="post_tag-check-num-2" class="ntdelbutton"></a> Akar,</span><span><a id="post_tag-check-num-3" class="ntdelbutton"></a> Rhizophora mucronata</span>,  <span>Avicennia marina</span></p>
<p style="text-align:justify;"><strong>Kontak:<br />
</strong><strong>Aini Chairunnisa Amalia, S.Kel.<br />
</strong>email:<strong> </strong><span class="email">anis_amalia@yahoo.com</span></p>
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