Check out this Animal Crossing: New Horizons Switch (ACNH) all fish list & prices guide!

It is available all year round in both hemispheres and active all day in the sea.

Read this Animal Crossing: New Horizons Switch (ACNH) Guide on Coelacanth. The first thing you should know is that the Coelacanth’s shadow is pretty huge. Think positive! Includes Fish shadow size guide, where to find their location, sell price, expensive fish! I caught a coelacanth!

—New Horizons. Coelacanth – How To Catch & Price. Here you can find Coelacanth's Shadow Size, Sell Price, and its Locations and Times available for both Southern and Northern Hemisphere. Fortunately you're on a deserted island, so there's plenty of ocean to search.

The shadow sizes are: extra small (1), …
In Animal Forest, this was the only fish to appear in the ocean. So if you see a big fish swimming under water, there’s a chance that it’s Coelacanth. The Coelacanth is a saltwater fish and can only found in the ocean. As with all fish in the Animal Crossing series, the Coelacanth can be donated to the museum, followed by a small talk by Blathersabout it.

Finally, the coelacanth’s shadow when found in the ocean will be a large fish shadow … Be a coela-CAN! " The coelacanth, is an ultra rare ocean fish that has appeared in every main Animal Crossing series game.

"Blast from the past! This page will teach you how to catch a Sturgeon in Animal Crossing: New Horizons (ACNH) for the Nintendo Switch. Here you can find Sturgeon's Shadow Size, Sell Price, and its Locations and Times available for both Southern and Northern Hemisphere. The coelacanth is only found in the sea, so players should naturally avoid searching in rivers. Shadow Size Fish come in a few different sizes, and each type of fish appears as the same size shadow each time. Find out the spawn conditions, sell price, what time of the day and year it spawns, and more! Unlike any other fish in the series, the coelacanth can only appear when it is raining or snowing, and it is the only fish to spawn in this unique manner. Remember, it will only spawn if it's raining, though.
This page will teach you how to catch a Coelacanth in Animal Crossing: New Horizons (ACNH) for the Nintendo Switch.