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Why are krill important to the antarctic ecosystem?

Krill serve as a vital food source for many species in the Antarctic ecosystem, including whales, seals, and seabirds. They help transfer energy from phytoplankton to higher trophic levels, playing a crucial role in the food web. Additionally, krill play a key role in carbon sequestration as they consume phytoplankton near the ocean's surface and transport the carbon to deeper waters when they die.


The blank ocean basin is rimmed by the most subduction zones?

The Pacific Ocean basin is rimmed by the most subduction zones. These subduction zones form as one tectonic plate is forced beneath another, creating deep ocean trenches. The Pacific Ring of Fire, which encircles the Pacific Ocean, is known for having numerous subduction zones and is associated with high levels of seismic activity and volcanic eruptions.


What are five types of arthropods that live in the ocean?

An arthropod is an invertebrate animal having an exoskeleton (external skeleton), a segmented body, and jointed appendages, more than three out of four of all animals are arthropods. Arthropods found in the ocean include:crustaceans - crabs, lobsters, and shrimp. Microscopic plankton and Branchiopoda - Cephalocarida - Malacostraca Maxillopoda - Ostracoda


Does the ocean have low nutrient levels?

The evironment of the ocean is very low-nutrient. This is due to the fact that it is a HUGE environement and none of the ecosystems contained withing (such as coral reefs) can generate enough nutrients to make the entirety of the ocean system contain normal levels of nutrients.


What are some herbivores live in saltwater?

The manatee is mostly herbivore The dugong (relative of the manatee) is called a "sea cow" because it feeds on ocean grasses. Krill, especially Antarctic krill, are herbivores. Parrotfish are herbivores