ENVS4 keywords 0.0 / 5 ? Environmental Science/StudiesAquatic food production systemsA2/A-levelAQA Created by: SakriehellCreated on: 15-05-17 15:11 A group of invertebrates with jointed limbs and an exoskeleton Crustacean 1 of 18 Invertebrate organisms with a hard shell Molluscs 2 of 18 Simple photosynthetic single celled organisms found primarily in aquatic environments Algae 3 of 18 Free floating photosynthetic organisms that make the base of the marine food web Phytoplankton 4 of 18 The rapid growth of algal populations that can reduce photosynthesis of other organisms Algal bloom 5 of 18 The layer of water which light can penetrate Photic 6 of 18 The layer of water which light cannot penetrate Aphotic 7 of 18 Open ocean Pelagic 8 of 18 The area of shore which is regularly submerged by tides Intertidal 9 of 18 The area of ocean where the sea floor is within the photic zone Continental shelf 10 of 18 Seafloor, sub-seafloor, and all the organisms Benthic 11 of 18 The area of ocean between 200m and 100m where some light can reach Diphotic 12 of 18 The area of open ocean within the diphotic zone Mesopelagic 13 of 18 The area of open ocean between 1000 and 4000m in the aphotic zone Bathypelagic 14 of 18 The area of ocean below 4000m in the aphotic zone Alpelagic 15 of 18 All the organisms living on or close to the benthic zone Demersal 16 of 18 The non-target organisms that are caught when fishing Bycatch 17 of 18 The artificial production of aquatic organisms, including fish farming Aquaculture 18 of 18
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