Glass Tops on saltwater aquariums???

Prefer Glass Tops on saltwater aquariums with Corals, etc.

  • Yes, I prefer Glass Tops

    Votes: 40 70.2%
  • No, I prefer No Top.

    Votes: 17 29.8%

  • Total voters
    57
I have one on the nano, to reduce evaporation, and because the mushrooms aren't that picky about light. I don't have a lid on the main tank, to allow as much light as possible to get to the corals.
 
there is 2 types of glass white glass and green glass if you look at the edges you can tell what type you have ...

green glass tends to drop light going through the glass the thiker the glass the more light it drops ...

were as white glass dose not do this its also costs more dollors

if your only putting a top on to save on evaporation put a few ice cubes in as they melt , they make up for the water loss just dont put heeps in that will change the temp of your tank .....

you could allways put a biger block above the tank asthe warm from the tank rises it will melt and drip in
 
I have recently taken off my lid because the aquarium gets to hot with it on. With the lids on you can think of it as a green house and hence, the temperature will increase and won't drop to much even if it is cold on the outside.
 
I wouldnt have a glass top over my reef if it werent for my girlfriends cat. my tank is on the bottom shelf of my stand and the cat always wants to play with my fish through the glass. im afraid if i took the glass off he might actually try to catch them.
 
I'd have my glass off, and will, once I'm sure my set up will keep the fish in the tank.
 
Depending on the species you are keeping, a top is a must.
For instance, morays and octopus require a sealed lid, period.
Many other marine fish are excellent jumpers as well.
And yes, glass as well as acrylic will block certain rays of light, that's why herpers use screen tops or eggcrate for UVB lighting for bearded dragons, so the full spectrum is allowed to penetrate the lid.
 
no lid

I do not use a lid.. my lights are directly over the tank and sorta make a canopy (350 watts)

I have used glass lids on small closed system where an inch or two drasticaly changes salinity... in my large reef w/refugium
I tend to lose the water in the refugium before the display looks low.. I can't justify the reduction of light intensity and extra heat becuase of being lazy and not wanting to fill the tank as much. Also I would much rather fill a tank then spend time cleaning saltcreep (HEHEHE)

Sure glass tops serve a purpose.. they keep some fish in and seem benificial to smaller tanks but in larger reef tanks the disadvantages outweigh the advantages.
 
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