Most of the 'submersibles' are just fancy propulsion systems that still incorporate SCUBA for breathing. You would need to be certified or with a divemaster or instructor. I am an instructor if you want to go :-)
peace & Love On Jul 16, 6:04 am, rigsy03 <[email protected]> wrote: > I'll take your word for it! Saw some personal mini-subs recently that > looked intriguing- down in the Bahamas, I think- that might be fun! > > On Jul 15, 9:33 pm, Tinker <[email protected]> wrote: > > > Yes, fish sleep. Go SCUBA at night and you'll see. > > The parrot fish weaves a mucous membrane around itself as a security > > device. > > > peace & Love > > > On Jul 15, 8:50 pm, rigsy03 <[email protected]> wrote: > > > > Are fish able to sleep? > > > > On Jul 15, 3:42 pm, Ian Pollard <[email protected]> wrote: > > > > > Maybe the more interesting question here is the need for sleep at all. > > > > One > > > > theory is memory consolidation, where information and skills acquired > > > > during > > > > the waking day are organised by the brain into usable data. A bit like a > > > > file indexing service on most modern computer operating systems. The > > > > neural > > > > pathways to access that information are stabilised into long-term > > > > memory. > > > > > See:http://www.ncbi.nlm.nih.gov/pubmed/14744210?dopt=AbstractPlus > > > > > I've also read about experiments done on rats proving that those > > > > allowed to > > > > sleep less than those with natural circadian rhythms died younger. > > > > > There are some weird anomalies too. For example new-born dolphins may > > > > not > > > > sleep for the first few months of their lives, which asks all kinds of > > > > questions about sleep that we presume to be fairly well-established in > > > > mammals. > > > > > Ian- Hide quoted text - > > > - Show quoted text - --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups ""Minds Eye"" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/Minds-Eye?hl=en -~----------~----~----~----~------~----~------~--~---
