Lots of variables... whether where they are right now is climate controlled (not sure on GA weather, but it's been cold up here in Ky)... how well they were packed, etc etc. The same would go for any fish or invert, though I'm guessing sea horses are a bit more sensitive than most.
"What, exactly, is the internet? Basically it is a global network exchanging digitized data in such a way that any computer, anywhere, that is equipped with a device called a 'modem', can make a noise like a duck choking on a kazoo." - Dave Barry