1. The pH value should be kept around 8.0.

2. Slow-moving invertebrates, such as sea anemones or shellfish, are often difficult to find if they die in the water, which often deteriorates the water quality. Be careful and fish out dead invertebrates in time.

3. Some invertebrates are very sensitive to changes in water quality. Do not put this animal from the bag into the aquarium immediately. Add water one by one, and after it gets used to the water quality, put it into the aquarium.

4. The water in the aquarium should be fully flowing, especially when raising invertebrates such as corals, shellfish and sea anemones that do not swim or move slowly, the water should be kept as low as possible. flow.

5. Invertebrates are sensitive to chemicals. When fish in the aquarium suffers from white spot disease, do not pour copper sulfate-containing medicines, but take out the fish for treatment. so as not to harm invertebrates.

6. Shelters must be set up when raising shrimps and crabs. In addition, some invertebrates do not like strong light, and some invertebrates like to eat seaweed, but do not like to place seaweed. Therefore, shelters should be set up in aquariums where invertebrates are kept.

7. You don't need a large aquarium to keep invertebrates. The best way is to change part of the seawater frequently.