10 most difficult fish riddles A list of fish related questions that are most often answered incorrectly Animals quiz How long can Koi carp live?30 - 50 years. Koi was bred in the 18th century in Japan. Since then, more than 120 varieties of this fish have been created on the cross road. He is very easy to get acquainted with, meets his tutor and eager to swim with him. These fish allow you to even strok and feed from your hand. Koi are long-lived, live on average from 30 to 50 years, also known centenarians. Karp Koi, who gets into natural waters, loses color and becomes olive green.very hard 29% 10 -15 years10 -15 years15%15 - 25 years15 - 25 years32%25 - 30 years25 - 30 years22%30 - 50 years30 - 50 years29%Created by: Katarzyna Dąbrowska. Statistics based on 1268 answers in 3 languages »fishs riddles » The largest contemporary fish living exclusively in freshwater is ...Arapaima (Arapaima gigas). The arapaima, pirarucu, or paiche are any large species of bonytongue in the genus Arapaima native to the Amazon and Essequibo basins of South America. Genus Arapaima is the type genus of the family Arapaimidae. They are among the world's largest freshwater fish, reaching as much as 3 m (9.8 ft). very hard 34% Beluga (Huso huso)Beluga (Huso huso)29%Arapaima (Arapaima gigas)Arapaima (Arapaima gigas)34%Pangaz (Pangasianodon gigas)Pangaz (Pangasianodon gigas)15%Chinese Paddlefish (Psephurus gladius)Chinese Paddlefish (Psephurus gladius)20%Created by: Tschuka. Statistics based on 226 answers in 2 languages »records riddles » What is that popular aquarium fish called?Kissing gouramis are large tropical freshwater fish originating from Thailand to Indonesia. The are very popular aquarium fish, but they can also be food fish which are farmed in their native Southeast Asia.very hard 34% gourami pamelagourami pamela11%thick-lipped gouramithick-lipped gourami37%kissing gouramikissing gourami34%big-mouthed gouramibig-mouthed gourami15%Created by: Ninjai. Statistics based on 153 answers in 2 languages »animals riddles » Which sea animal captures have grown significally since 1970?American lobster. In the 1990s several cod stocks collapsed due to overfishing. With the large predatory fish removed, their prey have undergone population explosions, and the capture of lobster has tripled since 1970.very hard 36% blue whaleblue whale13%Atlantic codAtlantic cod36%flounderflounder12%American lobsterAmerican lobster36%Created by: globalquiz.org. Statistics based on 15381 answers in 5 languages »fishing riddles » Which dangerous fish breathes atmospheric air?Electric eel. Electric ell lives in muddy floodplains of Orinoco basin. It is well adapted to this low-oxygen environment: it can breathe atmospheric air using a vascularized respiratory organ in its oral cavity. In fact, electric eels must rise to the surface every 10 minutes and inhale, otherwise they die not having enough oxygen from the gill.very hard 38% barracudabarracuda24%stingraystingray14%electric eelelectric eel38%moray eelmoray eel22%Created by: globalquiz.org. Statistics based on 12510 answers in 5 languages »Venezuela riddles » What is the top speed of the sailfish, considered to be the fastest fish in the world?Up to 70 mph. Clocked at speeds in excess of 68 mph, some experts consider the sailfish the fastest fish in the world. Easily recognized, sailfish are named for the spectacular sail-like dorsal fin that extends for nearly the entire length of their silver-blue body. Additionally, the sailfish's upper jaw is far longer than its lower jaw, forming a distinctive bill that looks like—and sometimes acts like—a spear.hard 45% up to 50 mphup to 50 mph11%up to 70 mphup to 70 mph45%up to 90 mphup to 90 mph26%well over 100 mphwell over 100 mph15%Created by: Ninjai. Statistics based on 568 answers in 2 languages »sea animals riddles » What Is the Biggest Fish in the World?Whale shark. The whale shark (Rhincodon typus) is a slow-moving, filter-feeding carpet shark and the largest known extant fish species. The largest confirmed individual had a length of 12.65 m (41.5 ft) and a weight of about 21.5 t (47,000 lb)hard 45% Blue whaleBlue whale38%Whale sharkWhale shark45%Sperm whaleSperm whale11%Great white sharkGreat white shark4%Created by: Tschuka. Statistics based on 1365 answers in 3 languages »oceans riddles » Which country in the world captures the most fish?China, with one-fifth of the world's population, accounts for one-third of the world's reported fish production and two-thirds of the worlds reported aquaculture production. Chinese fishing fleet has access to numerous distant fishing grounds through agreements with foreign countries. That includes West African coast and North and South Pacific.hard 47% United StatesUnited States7%ChileChile16%ChinaChina47%JapanJapan27%Created by: globalquiz.org. Statistics based on 13605 answers in 2 languages »industry riddles » Where does electric eel occur in the wild?In South America. Electric eels inhabit muddy waters of the Amazon and Orinoco basins floodplains and swamps. Fortunately, these are remote and uninhabited areas, as electric eels can easily kill a human. Although it doesn't eat such large animals (it has no teeth and can swallow only small mammals), a series of electric shocks is enough to stun and drown a horse.hard 51% in Australiain Australia18%in South Americain South America51%in Africain Africa8%in South-East Asiain South-East Asia21%Created by: Sumit Tamang. Statistics based on 23723 answers in 3 languages »animals of South America riddles » Which fish has meat with ammonia smell?Sharks are very primitive and they lack a urinary system. Instead sharks carry urea in their blood and excrete it through their flesh by osmosis. After a shark dies, its urea turns to ammonia, which can permeate the flesh.hard 54% tunatuna14%catfishcatfish10%eeleel20%sharkshark54%Created by: Debbie Fox. Statistics based on 21877 answers in 3 languages »meat riddles » Play animals quiz and see all the questions.