WebDiversity. The Hydrozoa is a subgroup of cnidarians containging approximately 3700 species. It is a diverse group with a variety of life cycles, growth forms, and specialized structures. Like many cnidarians, hydrozoans have both polyp and medusa stages in … WebSome animals can cross between the photic and aphotic zones in search of food. For example, the sperm whale and the southern elephant seal occasionally hunt in the aphotic …
Open ocean habitat - MarineSpecies Introduced Traits Wiki
WebAnimals in the disphotic zone are filter feeders, grazers, and predators. Some animals migrate vertically (up and down) in order to feed upon the abundant life in the bright zone above them. Most of the animals that eat … WebOther animals are squids and fishes. Several adaptations have evolved to this zone. The first one is the presence of large size and light-sensing ability of the eyes. Some organisms have additional organs called photophores, which produce bioluminescence. the philhower group at people\\u0027s trust realty
6.13: Aquatic Organisms - Biology LibreTexts
WebJan 16, 2024 · The sunlit zone is also known as the photic or the euphotic zone in the ocean. This sunlit zone is the region of the ocean water that receives the most light from the sun. ... Various Marine Animals are Found in the Zone. Plenty of marine animals live in the sunlit zone. These aquatic animals include all kinds of jellyfish, whales, fish and ... Ninety percent of marine life lives in the photic zone, which is approximately two hundred meters deep. This includes phytoplankton (plants), including dinoflagellates, diatoms, cyanobacteria, coccolithophores, and cryptomonads. It also includes zooplankton, the consumers in the photic zone. There are carnivorous meat eaters and herbivorous plant eaters. Next, copepods are the s… Webphotic zone, surface layer of the ocean that receives sunlight. The uppermost 80 m (260 feet) or more of the ocean, which is sufficiently illuminated to permit photosynthesis by … sick car clip art