[1] Univ Kebangsaan Malaysia, Fac Sci & Technol, Sch Environm & Nat Resource Sci, Bangi 43600, Selangor, Malaysia
[2] Univ Pendidikan Sultan Idris, Fac Sci & Math, Dept Biol, Tanjung Malin 35900, Perak, Malaysia
[3] Univ Malaysia Terengganu, Inst Oceanog & Environm, Kuala Terengganu 21030, Terengganu, Malaysia
[4] Univ Malaysia Terengganu, Fac Sci & Technol, Dept Chem Sci, Environm Res Grp, Kuala Terengganu 21030, Terengganu, Malaysia