"fish feed" is correct and usable in written English.
You could use it when discussing food for fish, such as in this sentence: "I am heading to the pet store later to buy fish feed for my aquarium."
"We used them as fish feed".
This is what the fish feed on.
"Small fish feed on them, and larger fish on the smaller fish," Dr. Principe said.
Some parts of the coral reefs, where fish feed on seaweed, were heavily grazed.
The causes could be a decline in forage fish or simply a shift in where the forage fish feed.
There are some exceptions for fishmeal and fish feed, but as the law stands, insect meal is a non-starter.
Since that time, melamine has been found in a wide range of other products, including milk, eggs and fish feed.
Mr Bjordal says the fishmeal content of fish feed has been reduced from 70% in 1972 to 35% today.
The nutrients (mainly phosphates and nitrates) provide a plentiful supply of food for photosynthesizing plankton, on which the fish feed.
Now it is "detrital": cattails spread everywhere, rotting in the water, and fish feed on the detritus.
Zhangzidao Fishery Group, a Chinese aquaculture company, recycles uneaten fish feed to fertilise crops.Setting green goals is a common practice.
