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'salinity' what does this mean??

Subject: 'salinity' what does this mean??
by bikemadcaz on 26/5/2009 20:14:35

Me and the bf are thinking about getting vampire crabs in their own tank next.thers not much info out ere but came across this word 'salinity' gathered its sumin to do wiv salt.but anyone got an explanation for a simple mind to understand.
iv got a goldfish, topical and 2 shrimp tanks..and iv red that crabs like to have brackish water not fresh...thats another word i need explianing...
he he..ay of u guys help...