Ocean Fishes are passive Mobs in Don't Starve Together, introduced in Return of Them. A new school of fish appears every 15 to 60 seconds in the vicinity of players in the Ocean. There are seventeen species of fish in the ocean, each with its specific location, Food value, and Weight.
Runty Guppy, Needlenosed Squirt, Bitty Baitfish, Smolt Fry and Spittlefish[Beta] can be murdered to obtain one Fish Morsel, which can be cooked for one Cooked Fish Morsel. The murder of a Scorching Sunfish results in an already Cooked Fish Morsel. They can be used as a Crock Pot ingredient, counting as 0.5 Meats and 0.5 Fishes. They spoil after one day in the inventory, leaving one Fish Morsel. The only exception is the Scorching Sunfish, which only drops Cooked Fish Morsel when killed.
Mudfish, Deep Bass, Dandy Lionfish, Black Catfish, Dappled Koi, and Golden Koi can be murdered to obtain one Raw Fish, which can be cooked for one Fish Steak. They can be used as a Crock Pot ingredient and count for one Meats and one Fishes. They spoil after one day in the inventory, leaving one Fish Meat.
Ice Bream can be murdered to obtain one Raw Fish and two Ice, and can be cooked for one Fish Steak. It can be used as a Crock Pot ingredient and count for one Meats, one Fishes and one Ice. It spoils after one day in the inventory, leaving one Fish Meat.
Popperfish can be murdered or cooked to obtain Popcorn. It can be used as a Crock Pot ingredient and count for one Popcorn. It spoils after one day in the inventory, leaving one Popcorn.
Corn Cod can be murdered to obtain one Corn, and can be cooked for one Popcorn. It can be used as a Crock Pot ingredient and count for one Corn. It spoils after one day in the inventory, leaving one Corn.
The Fallounder and Bloomfin Tuna can be murdered to obtain one Leafy Meat, which can be cooked for one Cooked Leafy Meat. They cannot be used as a Crock Pot ingredient. They spoil after one day in the inventory, leaving one Rot.
All species can be placed in a Tin Fishin' Bin to stop spoiling.
Gathering
Ocean Fish gather in Shoals, moving around in the Ocean. They can be fished by using a Sea Fishing Rod, or ejected out of water with a Strident Trident. Each species of Fish have different fishing behaviors and are attracted by different types of Lures.
Summary
The table below summarizes the distribution of fish in the Ocean and their weight ranges.
The Runty Guppy is an uncommon Ocean Fish found in the Coastal and Swell Oceans.
They eat all types of Food floating in the water. When fishing, they put up an initial struggle, but will mellow out and move slowly towards the player, making them an easy catch.
The Needlenosed Squirt is a common Ocean Fish found in the Coastal Ocean. They eat all types of Food floating in the water. When fishing, they are fast, darting about with several short bursts.
The Bitty Baitfish is a rare Ocean Fish found in the Coastal, Swell, and Rough Oceans. They eat Meats floating in the water. When fishing, they move in long bursts, with low stamina drain.
The Smolt Fry is a very common Ocean Fish found in the Coastal Ocean. They eat all types of Food floating in the water. They are quick and easy to catch.
The Fallounder is a common Ocean Fish found in the Swell Ocean where they only appear in Autumn. They eat Vegetables floating in the water.
They can be given to the Crabby Hermit to obtain an advert for a Stupefying Lure.
The Bloomfin Tuna is a common Ocean Fish found in the Coastal Ocean, where they only appear in Spring. They eat Vegetables floating in the water.
They can be given to the Crabby Hermit to obtain an advert for a Rainy Day Lure.
The Scorching Sunfish is an uncommon Ocean Fish found in the Swell Ocean where they only appear in Summer. They eat all types of Food floating in the water.
They can be given to the Crabby Hermit to obtain an advert for a Heavy Weighted Lure.
Scorching Sunfish acts has a heat source of 70° both on the ground and in the inventory. On the ground it emits a small radius of light and ignites nearby burnable objects.
Spittlefish
“Just spit-balling, but I might have a use for you...”
The Spittlefish is an Ocean Fish introduced in the Troubled Waters beta. They can only be found close to Sea Weed. They eat Vegetables floating in the water. When fishing, they are slow and do a lots of short bursts.
Spittlefish detects nearby Fire and send a water bubble to extinguish them. It is used to craft a Fire Pump.
Mudfish
“I certainly hope it tastes better than it looks.”
The Mudfish is a common Ocean Fish found in the Swell Ocean, but is uncommon when found in the Coastal Ocean. They eat all types of Food floating in the water. The catching difficulty is between easy and medium.
The Deep Bass is a common Ocean Fish found in the Swell Ocean, but is uncommon when found in the Rough Ocean. In addition to the random shoals, Deep Bass also have shoals at fixed positions. These shoals can spawn the Malbatross when a player approaches or when a player tries to catch them. These shoals are also the only ones with a map icon.
They eat Meats floating in the water. They will swim towards the fisher while trying to unhook itself with the line slack, making for a fun fight while on a boat with one sail active.
The Dandy Lionfish is a very common Ocean Fish found in the Hazardous Ocean, but is uncommon when found in the Rough Ocean. They eat Meats floating in the water. They are a difficult catch, with short breaks and a high swim speed.
The Black Catfish is a common Ocean Fish found in the Rough Ocean, but is uncommon when found in the Swell Ocean. They eat all types of Food floating in the water. They will slowly pull the line in long intervals, making them a difficult catch.
The Corn Cod is a common Ocean Fish found in the Swell Ocean, but is uncommon when found in the Rough Ocean. They eat Vegetables floating in the water. They are a medial difficulty to catch.
The Ice Bream is an uncommon Ocean Fish found in the Swell Ocean where they only appear in Winter. They eat all types of Food floating in the water. They do long pulls during fishing.
They can be given to the Crabby Hermit to obtain an advert for a Snow Day Lure.
Ice Bream acts as a cooling source of -5° both on the ground and in the inventory.
Before all Ocean Fishes were introduced, the Salty Dog update added Mobs called Deep Ocean Fish, which could not be interacted with at the time of their inclusion. They were changed to Black Catfish as of Hook, Line, and Inker.
Gallery
A Mudfish as seen in the Hook, Line, and Inker trailer.