temps

bobt2

Active member
rich, what are the summer water temps where the rock comes from. i,m wondering how high is too high in the tank before i have to take steps to lower it.
 
bob: the gulf can get rather warm, right now some of the locations have 82 and 85.

but depending on what you have in the tank that may be to high, I would aim for 78-79 as a daytime high with lights on etc... some things in the gulf can manage at 80+ but that's not a sign that we want to let our tanks get that hot.

PS: I have been away for a long while, Richard I bet remembers me though.
 
Wow, I was just about to ask the same question. I don't want to have to get a chiller for the onlytwo months that the temperature gets to right at 80 degrees. So yes, what would be too hot?
 
Wow, I was just about to ask the same question. I don't want to have to get a chiller for the onlytwo months that the temperature gets to right at 80 degrees. So yes, what would be too hot?

well I can tell you what I have read and heard and learned but for sure go check and see what you can find out...

in "most" of the worlds tropical seas the reef water temp will be at or close to 78 "most" of the time. some places like our gulf run warmer in the summer due to our gulf having a lot of shallow sand bed and the shape of the gulf does not allow the colder Atlantic water to mix and cool the gulf as much as say the eastern carib that is more open to the east.

in places like the great barrier reef and the keys they are looking at several things that are thought to be killing coral, one of the things is that they have seen average sea temps rising a couple of degrees.

coral evolved for ages with a range of water temps, they can take a short term temp swing and recover.

but a long term high temp is not good for them, just as we do not want to live and work in 90 deg heat all the time and drop the temp to 80 and we are much more able to cope.

also this has to do with what corals you are keeping, where did they come from ? what are the normal / average temp and salinity in that part of the world ?

if you setup a "gulf only" tank then you could run 80-83 summer day temps for part of the year but you still want to run below 80 for say 8-9 months of the year. our winter gulf also gets really cold compared to a true tropical reef zone. the gulf is not the tropics, close to them but not in them.

so study the corals, fish and other things you want to have and what the long term norms are where they live and use that to guide you.

what I found is that 78 is a very very good number to peg the system at.
78 goal, 76 low ok, 81 high ok but always going back to 78 as much as possible.

also the larger the volume of water the more it will tend to stay at a set temp. small volumes heat and cool faster.
 
by the way if you really want to see some killer examples of the gulf come down here to the Tampa area, we have the Clearwater aquarium - made famous with the winter the dolphin movie, the Florida aquarium in Tampa (huge place) and Mote Labs aquarium in Sarasota FL(also huge), all 3 are in driving range of each other but too much to try and see them all at one time :-) also Sarasota is the winter home of the Ringling Brothers circus and museum.

Ok now I am done with the tourism bit...
 
i keep it at 77 in the winter, but in the summer it varies, and i don't have ac in the fish tank area. when the water hits 80 i start the big fan. lighting is pc, so that is not a real big deal
 
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