TideLine Sump 30" x 16"

Nov 24, 2025

Lisa Cain

Well-Known Member

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Is TideLine Sump 30" x 16" a good sump for a 120 gallon aquarium?

Nov 24, 2025

tsharpe291

Valuable Member

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I would go as big as you can, if that's all you have room for im sure you'll make it work. kind of like the display tank you'll wish you had more room. lol

WHICH TYPE OF MISTAKE TAUGHT YOU YOUR MOST EXPENSIVE REEFKEEPING LESSON?

Moving too quickly or adding too much at once
Votes: 12 33.3%
Skipping—or shortening—quarantine or dipping
Votes: 5 13.9%
Buying the wrong equipment the first time
Votes: 6 16.7%
Ignoring maintenance, warning signs, or redundancy
Votes: 11 30.6%
Chasing numbers or making too many changes
Votes: 3 8.3%
Choosing incompatible fish, corals, or invertebrates
Votes: 5 13.9%
Poor aquascaping or tank-design decisions
Votes: 3 8.3%
Failing to research an animal’s needs
Votes: 1 2.8%
Trusting bad advice
Votes: 4 11.1%
Doing something on the tank when you should've gone to bed
Votes: 5 13.9%
Something else—tell us below
Votes: 4 11.1%
I’m still waiting for my first expensive lesson!
Votes: 3 8.3%

TideLine Sump 30" x 16"

Lisa Cain

Well-Known Member

tsharpe291

Valuable Member

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WHICH TYPE OF MISTAKE TAUGHT YOU YOUR MOST EXPENSIVE REEFKEEPING LESSON?

Moving too quickly or adding too much at once

Skipping—or shortening—quarantine or dipping

Buying the wrong equipment the first time

Ignoring maintenance, warning signs, or redundancy

Chasing numbers or making too many changes

Choosing incompatible fish, corals, or invertebrates

Poor aquascaping or tank-design decisions

Failing to research an animal’s needs

Trusting bad advice

Doing something on the tank when you should've gone to bed

Something else—tell us below

I’m still waiting for my first expensive lesson!

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