What is Marine Fish or Saltwater Fish?

What is marine fish? If you are new to the hobby then saltwater fish is also known as marine fish. These are those who live in the ocean or the sea. Some of the marine fish are very popular in the aquarium trade.

They are different if compared to freshwater fish and some of us often get confused with this simple concept when they are starting in the hobby.

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Saltwater fish are often showcased in large public aquariums. With science and technology these days you can be saltwater fish at home as well.

We are going to answer some of the questions which often come by the new and future keepers. I am sure you will get the idea about what is the basic difference between both the types.

Food For Marine Fish

These fish are no different when it comes to food, they love to eat. Their food is a bit different and is based on the fish;

There is plenty of selection that is available online and with your local fish stores. You have to feed the fish variety of food throughout the day.

Can Marine Fish Live In Freshwater?

No, marine creatures can not live in freshwater and I would advise you that you should not even try doing so. These creatures live in saltwater and putting them in freshwater will be very stressful for them and eventually, they will not survive.

Is Saltwater Fish Tank Hard to Maintain?

No, maintaining a saltwater aquarium at home is not hard. It just requires a bit more attention. If you are able to put a routine to the work it is easy to keep a marine aquarium at home.

How Much do Saltwater Fish Cost?

Marine ornamental fish are not expensive if you have to compare with the freshwater. In India, most of the good fish would start with 250/- to your imagination. If you are keeping fish for 50/- then looking at a fish worth 300/- you would think it is expensive but it is not. Just compare the top line of freshwater fish to saltwater fish it is almost the same.

So, with this article, I hope you would have got an idea of the basic difference between fresh and marine creatures.

Must Read: Sea Life Bangkok a Happy and Fun Trip!!!


Like always it's my day one in the hobby. Always been a hobbyist but never knew would dive so deep in the hobby. I too started with a freshwater aquarium. When I first started saltwater aquarium it just grew on me and I knew that had to do more in this hobby. I am a Post-Grad in Business Administration have worked with Coldstar Logistics, Amazon and Jindal's before jumping completely in the ocean. Other than aquarium hobby I have my interests in travel, digital games and consumer web technology.

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