Questions tagged [saltwater]

Aquariums which are saltwater-based, indicating a different maintenance style from other water types. The "aquarium" tag should normally be included with the question.

Filter by
Sorted by
Tagged with
3
votes
1answer
39 views

What plant is this?

I was dealing with a lengthy illness and wasn't caring for my tank besides the minimums, and this plant has overgrown everywhere in my salt water tank. It's a very green plant (not sure why the ...
1
vote
0answers
23 views

What is the level of effort for this fish tank? [duplicate]

One a scale of 1 to 10 (10 being metaphysically impossible) what is the level of effort to start and maintain a salt water tank with coral and fish (like the picture) for an amature? I currently have ...
8
votes
2answers
2k views

Would a small amount of bottled water mixed in with an aquarium harm the fish?

This is kind of urgent - I'm watching someone's dogs currently because that is what I am experienced in but they also have an aquarium. I have little to know experience with fish and I did warn the ...
4
votes
1answer
374 views

Yellow Hawaiian Tang Bullying and Killing Everything in the Tank!

A little info about my tank, I have various soft reef, beginner reefs. The tank is 55 gallons in size. A couple months ago I bought a Yellow Tang. Upon purchase the Tang was an adolescent. I also ...
6
votes
1answer
405 views

Locating dead fish

I cant find a couple of my saltwater fish in my 75 gallon tank. There are so many nooks and cranies for them to hide in the live rocks. I suspect they died. I wish to locate them so their dead bodies ...
3
votes
2answers
677 views

Is a clean up crew necessary if there is no evident algae?

I've recently just established that my saltwater aquarium has cycled through Ammonia, Nitrites, and Nitrates are ~10-20 ppm. I have been and am still ghost feeding the tank, since I purchased dry rock ...
4
votes
1answer
75 views

Best Residential Aquarium Test kits for accuracy versus affordability

What are the the best testing strips out there for measuring PH, Ammonia, Nitrates, etc.? I would like to find something more accurate (currently using API test kits with droppers in 5 mL) It seems ...
2
votes
1answer
342 views

Add Fish or Corals first in a mixed reef setup

I'm hoping there is more science to this than just opinion, because of reasons livestock can cause certain things like phosphates or alkalinity to rise and fall but... I would actually prefer some ...
1
vote
1answer
259 views

Is a water change near the end of cycling dry rock a good idea

Should I do a small water change near the end of cycling my dry rock in my marine aquarium? Ammonia levels are 0, Nitrates are at, or very well close to 0. But nitrates have been explosive over the ...
3
votes
1answer
1k views

3 Gallon Saltwater Aquarium

I'm pretty experienced with freshwater aquariums, but I would like to set up a small 3-gallon nano saltwater aquarium to keep a few corals, a shrimp, and one fish. My question is: Is this possible? ...
1
vote
0answers
54 views

What is the red platet floating around my tank

Today my wife this red circular think in the tank floating near a snail. Any idea what it is is it some type life or maybe just the snail shedding or whatever they do?
3
votes
1answer
474 views

What is this white ball growing on my liferock?

Today I notices a white ball growing on my a liverock in my aquarium. It only appears on the piece that was previously in my sump, should I be concerned?
2
votes
1answer
61 views

How to remove the red algaes in reef tank

We have our reef tank for about a month and a couple of weeks. For the least two weeks we get on our live sand red algae, after we remove them, they re-appear after less than two hours. Here is how ...
1
vote
2answers
418 views

Feeding fish in tank with overflow

I am setting up my first saltwater aquarium and yesterday once the tank was finally set I added two clown fish and a star fish. How ever I quickly realized that the food reaches the overflow within ...
4
votes
3answers
612 views

Should aquarium overflow maintain a certain level of water

I have a 55G aquarium that I am setting up for saltwater fish, probably clownfish. It includes a custom built-in overflow to the sump. The water level in the overflow is low. Is this to be expected or ...
3
votes
1answer
92 views

Should pump from sump run continuously

I was recently given an aquarium that includes a sump. I managed to get it setup but the pump is rather loud. Should the pump be running at all times or only at certain times?
5
votes
2answers
5k views

Aquarium overflow vs bottom of tank intake

Wouldn't something that sucks out detritus from the bottom be better than something that can only pull floating stuff? Reasoning: A wet/dry filter will usually feature an overflow, whereas other ...
2
votes
0answers
23 views

Will an older clown fish in a small talk be ok with introducing a new one? [duplicate]

I have nano tank that is down two one clown and one wrasse. I had two clowns for around 3 years but one just died. The two had paired up and were always right on top of eachother since I got them ...
3
votes
1answer
911 views

Can chewing gum hurt a saltwater aquarium?

My daughter & son were playing & somehow accidentally threw a piece of gum in my boyfriend's aquarium. Before I could get it out, it had already fell behind the rocks. I'm afraid to tell him, ...
2
votes
0answers
82 views

Considerations before getting mussels (or other bivalve)

I'm looking for alternative natural filters for my tank to combat algae. I've read that a mussel can filter up to 100 gallons/day, consuming algae and detritus. My concerns are: I grow copepods ...
4
votes
2answers
307 views

Why is there no such thing as a “Saltwater Dip”?

A freshwater dip is common practice to treat many parasites as well as a precaution before introducing new fish (especially wild caught). What's a freshwater dip? Most marine fish prefer a salinity ...
10
votes
1answer
611 views

How To Safely Remove a Sea Cucumber?

I've had a tiger tail cucumber getting along quite well in my tank for about six months. One unfortunate night, my wife decided to [quite amateurishly] rearrange the tank and drastically spiked the ...
5
votes
2answers
1k views

What are good foods for brine shrimp and how to administer them?

In order to raise brine shrimp to adulthood, what sorts of food can I feed to the brine shrimp in the grow-out tank? What is the best way to administer them? I have heard that yeast and egg yolks are ...
3
votes
0answers
110 views

What should the ideal salt content of a brine shrimp grow-out tank be?

I am raising brine shrimp in a grow out tank and I normally use 1.018 specific gravity of salt in the hatchery. I have read online that the the ideal specific gravity can range from 1.018 to 1.045. ...
2
votes
0answers
78 views

Is it possible to use aquarium salt instead of marine salt to raise brine shrimp to adulthood?

In order to raise brine shrimp to adulthood, I have heard that it is better to use marine salt instead of aquarium salt in the grow-out tank. Aquarium salt (sodium chloride or NaCl) is widely used to ...
4
votes
1answer
143 views

Suction cups will not stick in brine shrimp bin

I am setting up an improvised tank in a plastic bin (about 20 L), and the suction cups of the sponge filter, heater, and airline clips are not holding. They come off on their own. The tank is for ...
8
votes
2answers
801 views

How is the care of a saltwater tank different than the care of a freshwater tank?

I've just been donated a mature marine tank. I've had a fair few years experience with tropical freshwater fish, but no real experience with marine tanks. What are the major differences, and what new ...
6
votes
1answer
286 views

How High Can I Raise My Lights?

I have a 110 gallon reef tank being lit by metal-hallides (2x250w) and blue 4 actinic T5s. My light schedule is T5's starting at sunrise for two hours, then MHs for 8 hours, then T5s for two. ...
9
votes
2answers
18k views

How To Introduce Additional Clownfish

I've had two clownfish for 6 - 8 months, one orange/white and one black/white. Now I'm trying to add more, but meeting heavy resistance. I realize that you can't mix species but I always thought ...
6
votes
1answer
6k views

How long does it take for a snail to mature into an adult?

I recently bought some turbo snails. Shortly after, I was gifted with a ton of little snails that come out after dark. Unfortunately, they seem to just be food for everyone else. Maybe I should try ...
10
votes
3answers
4k views

Is LED lighting good enough for a healthy saltwater tank?

I have seen good reviews for LED lighting for aquariums, with people mentioning they use them for saltwater. Do they generate enough of the right light for happy live rock and whatnot? One I am ...
16
votes
2answers
1k views

What, exactly, is “ich”?

I've started seeing tiny white spots appear on one of my fish. After asking a friend, he told me it was something called "ich". What is ich and how do I get rid of it?
11
votes
1answer
363 views

Would a new 500 L marine aquarium need to be cycled again if upgraded from 80 L nearly finished cycling?

I have a 500 L aquarium I would like to fill with saltwater and eventually fish. I have an 80 L tank starting to cycle now on the 3rd week, containing about 2 kg of live rock. I plan to partially ...
15
votes
1answer
2k views

Are simulated thunderstorms beneficial for a saltwater aquarium?

Recently, I ran into a larger saltwater aquarium with a lighting system that includes simulated lightning storms. At seemingly random times, the lighting system would simulate a lightning storm using ...