Search results
8 paź 2024 · Study with Quizlet and memorize flashcards containing terms like About how many fish species are currently known on Earth?, Which of the following is the world's largest fish?, What are the four different classes to which fishes belong? and more.
Study with Quizlet and memorize flashcards containing terms like 1) The area of the ocean that produces the largest standing stock of commercial fish is in the: A) bathypelagic zone. B) coastal areas.
Terms in this set (10) The largest fish catches in terms of metric tons caught are those of: Tunas. Salmon. Herrings, anchovies, sardines, and other clupeoid fishes. Cod, haddocks, related fishes. Sharks, rays, and skates.
Modern fishes include an estimated 31,000 species, by far the most of all clades within the Vertebrata. Fishes were the earliest vertebrates, with jawless species being the earliest forms and jawed species evolving later. They are active feeders, rather than sessile, suspension feeders.
The vast majority of present-day fishes belong to this group, which consists of approximately 30,000 species, making it the largest class of vertebrates in existence today. Nearly all bony fishes have an ossified skeleton with specialized bone cells (osteocytes) that produce and maintain a calcium phosphate matrix.
The diversity of pelagic species is equally vast. In the waters above coral reefs, one can find nearly 25% of all marine fishes.
22 gru 2020 · The Rhincodon typus, which can grow up to 41.5 feet and weigh as much as 21.5 tons, is the biggest fish species living today. It is also the largest extant non-mammalian vertebrate species on our planet.
