Low trophic level species, such as anchovy, krill and sardines, play a critical role in the world’s oceans.
Because of their generally small size and high productivity, and the fact that such species are at the lower end of the food chain, they play a key role in sustaining a wide array of other species and maintaining the wider ecosystem. They are also a vital resource for the global fishing sector: over 30 percent of global wild-capture fishery production is of these small, prolific fish.
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