Weekly Observations Tank 1 (goldfish) Nitrite Levels- Original: 160, Current: 0.5 Nitrate Levels- Original: 80, Current: 0 Ammonia Levels- Original: 4.0, Current: 1.0 pH Levels- Original: 6.0, Current: 7.0 Tank 2 (multiple) Nitrite Levels- Original: 3, Current: 0.5 Nitrate Levels- Original: 80, Current: 0 Ammonia Levels- Original: 2.0, Current: 1.0 pH Levels- Original: 6.0, Current: 7.0 The plants in Tank 2 are all growing; the seeds in Tank 1 that failed to sprout were replanted last week, and one of the new plants has sprouted. All of the plants have long, narrow, bright green leaves that are tilted sharply towards the light. One of the goldfish died over the weekend; it has been removed from the system but not replaced. Cause of death-unknown. All other fish appear to be healthy. Energy Systems Diagram Carbon Cycle Diagram
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