The ideal range for calcium hardness in swimming pools is 150-400 ppm (parts per million), so if you try to keep your calcium hardness in the midpoint between those two limits, then you should be fine.
This species is assessed as Critically Endangered. The Wild Bactrian Camel is facing a population size reduction of at least 80% within the next three generations (estimated at 45 to 50 years).
Phylum: Chordata. This phylum is a broad category derived from the Kingdom Animalia. All the members of this Phlum possess a dorsal hollow nerve chord, a notochord, pharyngeal gill slits, and a muscular tail that extends beyond the anus at some point during development.pecies: Struthio camelus. Domain: Eukarya Struthio camelus is an organism in the domain called Eukarya. Eukarya is a large branch of organisms that came from the first prokaryotic organisms over 1.7 billion years ago! To be in this domain, organisms must have eukaryotic cells.