"fish harvest" is correct and usable in written English.
You can use it in a sentence to describe the activity of gathering fish from the water, such as: "Every summer, the lake has a large fish harvest."
A steady fish harvest also masks the decline in terms of fish biodiversity.
A third of the global fish harvest still goes toward making fish meal and fish oil.
Though tribal fishermen can still sell a limited catch to other tribe members, their subsistence fish harvest has been sharply curtailed.
I asked him if the fish harvest was dropping in the Mekong, relaying our own limited success with fishing and all the anecdotal stories I had heard.
The popularity of fish sauce and fish paste in Southeast Asian cuisine exerts a surprisingly important influence on the overall fish harvest from the Mekong.
Its fish harvest provides the primary source of protein for at least 50 million people and jobs for millions spread across the region's rural villages.
An example on fish harvesting management illustrates some of the assertions.
Increasingly the answer is very small fish harvested from the ocean and ground into meal and pressed into oil.
Several of the largest resources of pelagic fish harvested by purse seiners suffered collapses generally blamed on overfishing.
Baird noted the decrease in fish harvests across the country — due, he believed, to overfishing — and thought a breeding program could help replenish stocks.
The dams will hinder or block the migration of fish, and because most of the important species migrate long distances to spawn, fish harvests could decline by nearly half; proposed dams on tributaries would cut harvests further.
