Diversity and Abundance of Ammonia-Oxidizing Bacteria and Archaea in a Freshwater Recirculating Aquaculture System

The role of ammonia-oxidizing bacteria and archaea was evaluated using amoA gene in a freshwater recirculating system. Broken earthen pot pieces (BEP) were used as filter bed material. Five archaeal and four bacterial operational taxonomic units were retrieved from amoA genes. Shannon-Weiner and Sim...

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Main Authors: Khangembam, Cherita Devi (Author), Sharma, Jai Gopal (Author), Chakrabarti, Rina (Author)
Format: EJournal Article
Published: Bogor Agricultural University, Indonesia, 2018-03-27.
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LEADER 02295 am a22003133u 4500
001 HAYATI_20831_14272
042 |a dc 
100 1 0 |a Khangembam, Cherita Devi  |e author 
700 1 0 |a Sharma, Jai Gopal  |e author 
700 1 0 |a Chakrabarti, Rina  |e author 
245 0 0 |a Diversity and Abundance of Ammonia-Oxidizing Bacteria and Archaea in a Freshwater Recirculating Aquaculture System 
260 |b Bogor Agricultural University, Indonesia,   |c 2018-03-27. 
500 |a https://journal.ipb.ac.id/index.php/hayati/article/view/20831 
520 |a The role of ammonia-oxidizing bacteria and archaea was evaluated using amoA gene in a freshwater recirculating system. Broken earthen pot pieces (BEP) were used as filter bed material. Five archaeal and four bacterial operational taxonomic units were retrieved from amoA genes. Shannon-Weiner and Simpson indices were higher in archaeal amoAsequence compared with the bacteria. Subtype diversity ratio and subtype diversity variance were 0.522 and 0.008, respectively, for archaea and 0.403 and 0.015, respectively, for bacteria. In archaea, 50% amoA sequences showed 99%-100% similarity with the known sequences of ammonia monooxygenase subunit A of uncultured archaeon clones and thaumarchaeote. In bacteria, 84% sequences showed 99% similarity with amoAsequences of different uncultured bacterial clone and Nitrosomonadaceae. Absolute quantification showed that the abundance of archaea was 12-fold higher compared with bacteria. In this recirculating system, ammonia-oxidizing archaea and bacteria played a major role; BEP supported the growth of these ammonia-oxidizing microorganisms. 
546 |a eng 
690 |a amoA gene 
690 |a archaea 
690 |a bacteria 
690 |a broken earthen pot 
690 |a nitrification 
690 |a recirculating system 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |a Peer-reviewed Article  |2 local 
786 0 |n HAYATI Journal of Biosciences; Vol. 24 No. 4 (2017): October 2017; 215 
786 0 |n 2086-4094 
786 0 |n 1978-3019 
787 0 |n https://journal.ipb.ac.id/index.php/hayati/article/view/20831/14272 
856 4 1 |u https://journal.ipb.ac.id/index.php/hayati/article/view/20831/14272  |z Get fulltext