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Cotyleans, on the other hand, with as many as 16 families, are prominent members of tropical coral reef communities and have bright, colorful bodies. Although cotylean flatworms are conspicuous predators in subtropical and tropical ecosystems, they are difficult to study. These worms are very fragile and when disturbed can break apart.
Monogenea are small parasitic flatworms mainly found on skin or gills of fish. They are rarely longer than about 2 cm. A few species infecting certain marine fish are larger, and marine forms are generally larger than those found on freshwater hosts. Monogenea are often capable of dramatically elongating and shortening as they move.
Brightly colored and affordable, the yellow wrasse is a useful fish as it combats pyramid snails and flatworms. While they are active swimmers, they do require a deep sandy bed to burrow into ...
Pseudochromis springeri is a hardy member of a saltwater aquarium. As one of the few saltwater fish that can be bred in captivity. As one of the few saltwater fish that can be bred in captivity. Use of tank bred individuals in aquariums is often encouraged to reduce the pressure on wild populations.
A parasite called Heterobilharzia americana, a flatworm commonly referred to as liver fluke, was behind the illness of the 11 dogs. The parasite normally makes its home in Texas and in the South.
The tautog (Tautoga onitis), also known as the blackfish, is a species of wrasse native to the western Atlantic Ocean from Nova Scotia to South Carolina.This species inhabits hard substrate habitats in inshore waters at depths from 1 to 75 m (5 to 245 ft).
[9] [20] [21] Juveniles of Soleichthys maculosus mimic toxic flatworms of the genus Pseudobiceros in both colours and swimming mode. [22] [23] Conversely, a few octopus species have been reported to mimic flatfishes in colours, shape and swimming mode. [24] The flounders and spiny turbots eat smaller fish, and have well-developed teeth. They ...
The Turbellaria are one of the traditional sub-divisions of the phylum Platyhelminthes (flatworms), and include all the sub-groups that are not exclusively parasitic.There are about 4,500 species, which range from 1 mm (0.039 in) to large freshwater forms more than 500 mm (20 in) long [3] or terrestrial species like Bipalium kewense which can reach 600 mm (24 in) in length.