[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [APD] FW shrimp and iodine

On 5/26/07, Stuart Halliday <stuart at mytriops_com> wrote:
> I believe S. Hieber wrote this email section below:
> > While calcium? Their skeletons are chiton.
> Because the shrimp will die if placed in soft water? They seem to need
> calcium for something.

Arthropod shells are composed of a small amount of calcium carbonate
in a matrix of chitin and proteins. The percentage of calcium varies -
barnacles have the most, crab and shrimp a much smaller amount, and
insects the least.
Aquatic-Plants mailing list
Aquatic-Plants at actwin_com