microalgae in aquaculture pablo gonzalez-alanis. microalgae in aquaculture manage a body of water...
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![Page 1: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/1.jpg)
Microalgae in aquaculture
Pablo Gonzalez-Alanis
![Page 2: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/2.jpg)
Microalgae in aquaculture
• Manage a body of water
• Provide more food• Chemical fertilizers,
organic materials (manures), suplemetary diet
![Page 3: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/3.jpg)
Microalgae in aquaculture
•Successful colonization•Light to provide energy•Inorganic nutrients•Water Temperature
![Page 4: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/4.jpg)
Microalgae in aquaculture
• Bacillariophyta• Cyanophyta• Dinophyta• Euglenophyta
![Page 5: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/5.jpg)
Microalgae in aquaculture
• Experiment objective:– Observe the changes in the
phytoplankton colony in a shrimp tank
![Page 6: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/6.jpg)
Microalgae in aquaculture
• Samples collection
• Cell counting
• Identification
![Page 7: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/7.jpg)
Samples collection
• 3 tanks made of plastic liner (23 m2
aprox)
• 50 shrimps/ m2
• Commercial pelleted feed (25 % of total shrimp biomass) daily
![Page 8: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/8.jpg)
Samples collection
• Collected weekly • Analyzed
(identificated and counted)
![Page 9: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/9.jpg)
Cell counting
• Standar compound microscope with 10, 20 and 40 X magnification objectives
• Haemacytometer
![Page 10: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/10.jpg)
Cell counting
![Page 11: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/11.jpg)
Identification
• Key to the major groups (Divisions) of phytoplankton in northern Queensland prawn ponds (after Bellinger 1992) Stafford C. 1999.
![Page 12: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/12.jpg)
Results
• Synechocystis
![Page 13: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/13.jpg)
Results
• Coscinodiscuss
![Page 14: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/14.jpg)
Results
• Gymnodium
![Page 15: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/15.jpg)
Results
• Navicula
![Page 16: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/16.jpg)
Results
• Agmenellum
![Page 17: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/17.jpg)
Algae by genera, 87 F, sunny, tq 1
0
5
10
1
Genera
# of
org
anis
ms
Sinechocystis
Coscinodiscuss
Gymnodium
Prorocentrum
Algae by genera, 87F, sunny, tq 2
02468
1
Genera
# of
org
anis
ms Sinechocystis
Coscinodiscuss
Surirella
Bellerochea
Algae by genera, 78 F, clouds tq 1
0
5
10
1
Genera
# of
org
anis
ms
Sinechocystis
Coscinodiscuss
Navicula
Agmenellum
Algae by genera, 78 F, clouds tq 2
02468
1
Genera
# of
org
anis
ms Sinechocystis
Navicula
Agmenellum
![Page 18: Microalgae in aquaculture Pablo Gonzalez-Alanis. Microalgae in aquaculture Manage a body of water Provide more food Chemical fertilizers, organic materials](https://reader035.vdocuments.site/reader035/viewer/2022081512/56649d4c5503460f94a2a0d7/html5/thumbnails/18.jpg)
Thanks...