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The Patagonian toothfish (Dissostichus eleginoides), also known as Chilean sea bass, mero, and icefish, [2] is a species of notothen found in cold waters (1–4 °C or 34–39 °F) between depths of 45 and 3,850 m (150 and 12,630 ft) in the southern Atlantic, Pacific, and Indian Oceans and Southern Ocean on seamounts and continental shelves around most Subantarctic islands.
Pacu (Portuguese pronunciation:) is a common name used to refer to several species of omnivorous South American freshwater serrasalmid fish related to piranhas.Pacu and piranha do not have similar teeth, the main difference being jaw alignment; piranha have pointed, razor-sharp teeth in a pronounced underbite, whereas pacu have squarer, straighter teeth and a less severe underbite, or a slight ...
The Curimatidae, toothless characins, are a family of freshwater fishes, of the order Characiformes. They originate from southern Costa Rica to northern Argentina . The family has around 105 species , many of them frequently exploited for human consumption.
Cyprinids are stomachless, or agastric, fish with toothless jaws. Even so, food can be effectively chewed by the gill rakers of the specialized last gill bow. These pharyngeal teeth allow the fish to make chewing motions against a chewing plate formed by a bony process of the skull. The pharyngeal teeth are unique to each species and are used ...
As a result, some males may consume their embryos rather than continuing to rear them under situations to regain energy in which their bodies are exhausted of resources. Pregnant male pipefish can absorb nutrients from their broods, in a manner very similar to filial cannibalism found in many other families of fish. The smallest eggs in a brood ...
The cause of death may have been due to injuries, such as a ruptured major blood vessel, caused by the fin of the smaller fish as it struggled while being swallowed. [3] This fossil specimen, FHSM VP-333 (the Xiphactinus ) and FHSM VP-333 (the Gillicus inside) is known as the “fish-in-a-fish” specimen and was collected by George F ...
However, fish and shellfish containing higher levels of mercury may be harmful to an unborn baby or young child, per the FDA, which is why it's advised that pregnant women and children eat fish ...
Along with the related toothless blindcat (Trogloglanis pattersoni), this species is distributed in five artesian wells penetrating the San Antonio Pool of the Edwards Aquifer in and near San Antonio, Texas. [4] These fish have been found with crustacean exoskeletons in their stomachs, and may be the top carnivore in their habitat. [3]