Seahorses as their name implies are marine creatures. The basic rules for a marine tank are 1 inch of fish needs a minimum of 5 gallons of water. :- Every tank needs a permanently running cycled filter. Every tank must have an efficient permanently running protein skimmer. The bigger the tank, the easier it is to keep stable. I would never consider trying to keep any marine fish in a tank of less than 50 gallons.
Saltwater aquariums as small as 1 gallon have been made to be successful. However, extremely small fish are limited in what fish they can house. In order to house the more attractive, medium sized species a 75 gallon or more is recommended.
No. Not in the traditional definition of the tropical tank. A tropical tank is a freshwater aquarium. Regal Tangs are saltwater fish and go in a saltwater tank (marine aquarium).
A saltwater aquarium usually takes about a month to cycle if done properly. Once the tank is cycled you slowly add fish and coral making sure to not overload the bio-load and shock the system. A saltwater system is considered to be a seasoned aquarium after 1 year, and by then is usually considered a gorgeous reef tank.
Personally, I think fresh water is easier because a salt water tank means that you need to purchase aquarium salt, and you need to add it to every water change. I have never raised a saltwater aquarium, but I believe you also have to measure the amount of salt the fish need. So if you're a first-timer, go for the fresh water tank. But the good thing about saltwater tanks is that it is more diverse and colorful.
Regardless of the type or size of goldfish the minimum acceptable size of an aquarium for a goldfish is 30 gallons. Buy a tank that is at least 30 gallons if you plan to have goldfish. You can comfortably fit 3 goldfish in a tank this size but no goldfish in a tank any smaller. Goldfish are essentially pond fish and need lots of space to swim; they will not thrive in a small aquarium.
Depending on the size of the tank you have, a saltwater aquarium, once running can take a weekly maintenance. Once the environment has had time to settle and create everything it needs, maintenance should be done every 2 weeks.
Saltwater fish are very hard to keep, and it absolutely takes an established aquarium, and not just a tropical aquarium with salt. You have to have special "live" substrate, preferably "live" rock, and all levels of ammonia, nitrite, nitrate, and salinity have to be monitored very closely. A saltwater tank is for advance aquarium keepers, and it consumes a lot of time and takes a lot of work. I am sorry for your loss, but there is a lot of information available on the web on how to keep fish. Try getting him a betta or something. A saltwater fish won't ever survive long without a saltwater tank
The bigger the better, the minimum size should be something like 40x40 cm. Most important is the tank should be ' furnished' like an aquarium since the frogs are fully aquatic.
125 is the maximum tank size
It depends on the size of the tank. Ideally most people get 5 gallon buckets of reef salt for ideal tanks.
probably a 20 gallon aquarium
Aquariums can be very expensive but they don't have to be. If you buy a tank that isn't too big then you can find one at a reasonable price, around ten dollars for a ten gallon tank.
Live rock can be seen at zoos in their saltwater aquarium displays, at pet stores that sell saltwater fish and in naturally occurring coral reefs. Live rock is sold as a natural way to preserve the eco-system of a saltwater tank.