Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum
Dinoflagellate Protoceratium reticulatum, Alexandrium tamiyavanichii and Alexandrium tamutum are among the toxic and non-toxic dinoflagellate species found recently in Malaysian waters. To determine the salinity tolerance and growth of dinoflagellate species, study was carried out using clonal cultu...
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| Format: | Final Year Project Report / IMRAD |
| Language: | English |
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Universiti Malaysia Sarawak, UNIMAS
2012
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| Online Access: | http://ir.unimas.my/id/eprint/6251/ http://ir.unimas.my/id/eprint/6251/8/Salinity%20effect%20on%20growth%20of%20three%20Dinoflagelltaes%2C%20Protoceratium%20reticulatum%2C%28OCR%29.pdf |
| _version_ | 1848835874699083776 |
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| author | Nurul Zainab, Binti Along |
| author_facet | Nurul Zainab, Binti Along |
| author_sort | Nurul Zainab, Binti Along |
| building | UNIMAS Institutional Repository |
| collection | Online Access |
| description | Dinoflagellate Protoceratium reticulatum, Alexandrium tamiyavanichii and Alexandrium tamutum are among the toxic and non-toxic dinoflagellate species found recently in Malaysian waters. To determine the salinity tolerance and growth of dinoflagellate species, study was carried out using clonal cultures available at UNIMAS cultures collection. Cultures were maintained in ES-DK medium under a light intensity of 140 µmol m-2s -1 and 12:12 hour light:dark photoperiod. Natural seawater had been used as the medium base. Salinities variation were 5, 10, 15, 20, 25 and 30 psu. The cell counting was carried out under a light microscope approximately every two to three days. Mean cell diameter and cell volume were taken and calculated. P. reticulatum salinity tolerance was between 30-10 psu, A. tamutum between 30-15 psu and A. tamiyavanichii between 30-20 psu. P. reticulatum, A. tamutum were categorised as euryhaline species, while A. tamiyavanichii as a stenohaline species. Cell volume was decreasing as salinities concentration increasing. Salinity tolerance in decreasing order A. tamiyavanichii < A. tamutum < P. reticulatum. |
| first_indexed | 2025-11-15T06:14:48Z |
| format | Final Year Project Report / IMRAD |
| id | unimas-6251 |
| institution | Universiti Malaysia Sarawak |
| institution_category | Local University |
| language | English |
| last_indexed | 2025-11-15T06:14:48Z |
| publishDate | 2012 |
| publisher | Universiti Malaysia Sarawak, UNIMAS |
| recordtype | eprints |
| repository_type | Digital Repository |
| spelling | unimas-62512023-11-20T07:50:36Z http://ir.unimas.my/id/eprint/6251/ Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum Nurul Zainab, Binti Along GE Environmental Sciences Q Science (General) QH301 Biology Dinoflagellate Protoceratium reticulatum, Alexandrium tamiyavanichii and Alexandrium tamutum are among the toxic and non-toxic dinoflagellate species found recently in Malaysian waters. To determine the salinity tolerance and growth of dinoflagellate species, study was carried out using clonal cultures available at UNIMAS cultures collection. Cultures were maintained in ES-DK medium under a light intensity of 140 µmol m-2s -1 and 12:12 hour light:dark photoperiod. Natural seawater had been used as the medium base. Salinities variation were 5, 10, 15, 20, 25 and 30 psu. The cell counting was carried out under a light microscope approximately every two to three days. Mean cell diameter and cell volume were taken and calculated. P. reticulatum salinity tolerance was between 30-10 psu, A. tamutum between 30-15 psu and A. tamiyavanichii between 30-20 psu. P. reticulatum, A. tamutum were categorised as euryhaline species, while A. tamiyavanichii as a stenohaline species. Cell volume was decreasing as salinities concentration increasing. Salinity tolerance in decreasing order A. tamiyavanichii < A. tamutum < P. reticulatum. Universiti Malaysia Sarawak, UNIMAS 2012 Final Year Project Report / IMRAD NonPeerReviewed text en http://ir.unimas.my/id/eprint/6251/8/Salinity%20effect%20on%20growth%20of%20three%20Dinoflagelltaes%2C%20Protoceratium%20reticulatum%2C%28OCR%29.pdf Nurul Zainab, Binti Along (2012) Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum. [Final Year Project Report / IMRAD] (Unpublished) |
| spellingShingle | GE Environmental Sciences Q Science (General) QH301 Biology Nurul Zainab, Binti Along Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title | Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title_full | Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title_fullStr | Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title_full_unstemmed | Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title_short | Salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| title_sort | salinity effect on growth of three dinoflagelltaes, protoceratium reticulatum, alexandrium tamiyavanichii and alexandrium tamutum |
| topic | GE Environmental Sciences Q Science (General) QH301 Biology |
| url | http://ir.unimas.my/id/eprint/6251/ http://ir.unimas.my/id/eprint/6251/8/Salinity%20effect%20on%20growth%20of%20three%20Dinoflagelltaes%2C%20Protoceratium%20reticulatum%2C%28OCR%29.pdf |