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A modern fishfinder displays measurements of reflected sound on a graphical display, allowing an operator to interpret information to locate schools of fish, underwater debris and snags, and the bottom of a body of water. Fishfinder instruments are used both by recreational and commercial fishermen, as well as by marine biologists.
Operation of Deeper is based on echolocation and wi-fi technologies. Echolocation is a method for detecting and locating objects submerged in water. When a sound signal is produced, the time it takes for the signal to reach an object and for its echo to return is issued to calculate the distance between the sonar and the object.
Fish finder may refer to: Fishfinder , a sonar device attached to a boat, used to measure the amount of fish at various depths underneath the boat Fish identifier, an identification key used in fishing to identify the species of a caught fish
Animals feature in many different roles in video games, ranging from background NPCs and basic enemies to the protagonist of a game, as in the 2022 game Stray. [66] Virtual pet video games, such as the Nintendogs series and the mobile game Neko Atsume, are a popular type of game where the player cares for a fictional pet, usually a dog or cat. [67]
At the other extreme, the electrogenic elephantnose fish, an African freshwater fish, has one of the largest brain-to-body weight ratios of all known vertebrates (slightly higher than humans) and the highest brain-to-body oxygen consumption ratio of all known vertebrates (three times that for humans). [9]
Pet owners are being warned to keep dogs away from dead fish after several cases of salmon poisoning were reported near Newport on the Oregon Coast.
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Galvanotaxis is uncontrolled muscular convulsion that results in the fish swimming towards the anode. Teams of at least two people are recommended for an effective electrofishing crew: one to operate the anode, and the other to catch the stunned fish with a dip net.