Which one of the following fishes is a surface feeder?
(a) Rohus
(b) Mrigals
(c) Common carps
(d) Catlas
Answer: D
Rohus: It belongs to the carp family of fish and is mostly found in South Asia. These fishes are generally large in size and are omnivores. They are column feeders, and their feeding takes place on food available in the mid column.
Mirgals: It belongs to the carp family of fish and is found in rivers of India. They come under the category of bottom feeders as the feed on vegetation(decayed) found at the bottom.
Common carps: It belongs to the carp family of fish and is mostly found in Asia and Europe. These fishes are omnivores and feed on zooplankton, insects and crustaceans found at the bottom. They are bottom feeders.
Catlas: It belongs to the carp family of fish and is found in Bangladesh, India, Pakistan and Nepal. They are surface feeders and feed on zooplankton.
Hence, the correct option is D.