I Heard Bigger Tanks are Better When it comes to SW Aquariums , WHY ?

ivasawajin

Member
why is it better , i'm upgrading my 80G to a 200g and i want to know why this is better except the space for live stock . why is it better?
 

spanko

Active Member
The biggest reason is the amount of water. Any imbalances in chemistry or other water conditions can take a lot longer to show up and or be a problem because the volume of water dilutes the potential problem.
 

dmanatee

Member
Is Bigger better?
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Ethical:Yes you can put your fish in a smaller aquarium but they will grow. Any of the larger variety, Tangs, Angles, etc need space to grow and swim. Yes you might be able to put your fish in the smaller habitat but they will become stressed and eventually die. Its like being on subway car or airplane that is completely booked and now you have to live there for the rest of your life. You will quickly find yourself being miserable.
Cleanliness:In a smaller aquarium the wastes build s up at the exact same rate as the larger aquarium (given the exact same amount of stock). that being said, the amount of dilution is significantly different. Mathematically In percentage wise if the fish were to produce 2ml of waste a day in your 80 gallon (302.83L) and you have the same stock in your 200g 757.08L, in 10 days your 80G aquarium will have an 6.60% waste in it as opposed to your 200g which would have 2.66% waste in it. Now of course your 200gallon will have a lot more sand and rocks in it I would assume so these numbers above are flawed because the amount of biological filtration, but the point still stands that dilution is the solution.
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That being said, I am no expert
for SWF, and I would never put myself out there as one. But I do work with “large” water filtration systems for a living. I know that bigger is better when it comes to waste.
But if nothing else the ocean is “big” and that’s the way they like it.
 

deejeff442

Active Member
and?bigger tanks are easier to maintain for boneheads who just start out dont do research on livestock or dont know how to keep a stable water environment.why must there be more than one reason?
 
J

jstdv8

Guest
Quote:
Originally Posted by dsmccain http:///forum/thread/381665/i-heard-bigger-tanks-are-better-when-it-comes-to-sw-aquariums-why#post_3332407
why's the sky blue?
­The­re is a physical phenomenon called Rayleigh scattering
that causes light to scatter when it p­asses through particles that have a diameter one-tenth that of the wavelength (color) of the light. Sunlight is made up of all different colors of light, but because of the elements in the atmosphere the color blue is scattered much more efficiently than the other colors.
When you look at the sky on a clear day, you can see the sun as a bright disk. The blueness you see everywhere else is all of the atoms in the atmosphere scattering blue light toward you. Because red light, yellow light, green light and the other colors aren't scattered nearly as well, you see the sk­y­ as blue.
 

flower

Well-Known Member

This reminds me of the little kid...no matter what his dad answered the little one kept asking "WHY?" which just led to a new answer, and another why...
 

scsinet

Active Member
Quote:
Originally Posted by IvasawaJin http:///forum/thread/381665/i-heard-bigger-tanks-are-better-when-it-comes-to-sw-aquariums-why#post_3325676
and?
The single biggest reason is stability and margin of error. As stated, when you are dealing with a larger volume of water, slight errors that occur in dosing of chemicals and additives have much less potential to damage the ecosystem in the tank.
I'm sorry if you were looking for more reasons, but apart from the other big one (that you had already mentioned), this is the single biggest reason.
There are lots of disadvantages to them too. Large reef tanks require a huge investment in equipment, live rock, etc. It will most likely be the biggest consumer of electricity in the house, and will eat up lots of money in additives and salt.
Frankly, I think most people do it just because of the additional room for livestock. From a perspective of the "stability" argument, an 80g tank IMO certainly fits the bill as a "bigger" tank. The argument of stability is most applicable to tanks less than vs. over 55g... again, IMO. I've noticed first hand that nano tanks require more time and attention than bigger ones. I upgraded from a 55g reef to a 180 a few years ago and have noticed very little difference in the upkeep and observed system stability, but I've gotten rid of my nanos because I just got tired of dinking around with them to keep everything right, and I know what I'm doing...
 
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