Carrying capacity is the maximum number of individuals in a species that an ecosystem can support without causing damage to the ecosystem. Which of these is an abiotic factor that can cause a decrease in the carrying
capacity for an animal species?

i think it is dna, i'm not totally sure but i think it might be.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.