Seasonal biomass and alginate stock assessment of three abundant genera of brown macroalgae using multispectral high resolution satellite remote sensing: A case study at Ekas Bay (Lombok, Indonesia)

被引:29
|
作者
Setyawidati, Nur Azmi R. [1 ,2 ]
Puspita, Maya [3 ,4 ]
Kaimuddin, Awaludin H. [2 ]
Widowati, Ita [3 ]
Deslandes, Eric [2 ]
Bourgougnon, Nathalie [4 ]
Stiger-Pouvreau, Valerie [2 ]
机构
[1] Minist Marine Affairs & Fisheries, Agcy Marine Affairs & Fisheries Res & Dev, Jl Pasir Putih 1, Ancol Timur 14430, Jakarta Utara, Indonesia
[2] UBO, European Inst Marine Studies IUEM, LEMAR UMR UBO CNRS Ifremer IRD 6539, Technopole Brest Iroise,Rue Dumont dUrvilie, F-29280 Plouzane, France
[3] Diponegoro Univ, Fac Fisheries & Marine Sci, Jl Prof H Soedharto SH, Tembalang 50275, Semarang, Indonesia
[4] UBS, EA3884, Lab Biotechnol & Chim Marines, F-56000 Vannes, France
关键词
Alginates; Ekas Bay; remote sensing; GIS; Biomass stock; Alginates stock; MANGAREVENSE GRUNOW SETCHELL; TURBINARIA-ORNATA; SARGASSUM-MANGAREVENSE; KAPPAPHYCUS-ALVAREZII; PHENOLIC-COMPOUNDS; FRENCH-POLYNESIA; J; AGARDH; HRMAS NMR; FUCALES; PHAEOPHYCEAE;
D O I
10.1016/j.marpolbul.2017.11.068
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The potential of Indonesian bays as alginate producers was assessed by determining the stock of wild brown algae and exploring their biomass as alginophytes at the scale of entire bay, using a combination of field observations, remote sensing high resolution data and GIS tools. Ekas Bay in Lombok Island presented a stock of brown macroalgae which varied with season and species: for Padina the biomass reached 97.85 +/- 12.63 and 79.54 +/- 2.53 tons in May/June and November respectively; for Sargassaceae species, it reached 669.70 +/- 109.64 and 147.70 +/- 77.97 tons in May/June and November respectively. The best alginate yields occurred during the May/June period: Padina could produce 9.10 +/- 0.06 tons DW of alginates. Interestingly, Sargassurn/Turbinaria together allow 207.61 +/- 0.42 tons DW of alginates. This study suggests that wild Sargassaceae represent an interesting stock in terms of biomass, alginate yield and M/G ratio.
引用
收藏
页码:40 / 48
页数:9
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