If natural, what location is it from?
If synthetic, is it?
If if commercially available, which brandname?
Grade of salts used?
Capacity of system:
Other chemical media?:
Lifeforms in system: Mammals/fishes/invertebrates/corals Other difficult to keep species?
Any unusual water chemistry? (such as pH, alkalinity, nutrients, others?)
Any unusual observations in marine life?
Mortality levels (normal?)
Diseases? (types and occurrence)
Reproduction? (or lack of)
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