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The northern kelp crab can be differentiated from similar species like the decorator crabs by its two rows of hooked setae right behind its rostrum. The northern kelp crab sometimes attaches bits of kelp and seaweed to these hooked setae to store as food for later. The northern kelp crab does not decorate its carapace as other majid crabs do. [5]
Northern krill (Meganyctiphanes norvegica) is a species of krill that lives in the North Atlantic Ocean. It is an important component of the zooplankton, providing food for whales, seals, fish and birds. (In the Southern Ocean, Antarctic krill Euphausia superba fills a similar role.) M. norvegica is the only species recognised in the genus ...
Krill are crustaceans and, as do all crustaceans, they have a chitinous exoskeleton. They have anatomy similar to a standard decapod with their bodies made up of three parts : the cephalothorax is composed of the head and the thorax , which are fused, and the abdomen , which bears the ten swimming appendages, and the tail fan .
The profitability of kelp harvesting meant that landlords began to subdivide their land for small tenant kelpers, who could now afford higher rent than their gentleman farmer counterparts. [55] But the economic collapse of the kelp industry in northern Scotland during the 1820s led to further emigration, especially to North America. [citation ...
Phytoplankton (/ ˌ f aɪ t oʊ ˈ p l æ ŋ k t ə n /) are the autotrophic (self-feeding) components of the plankton community and a key part of ocean and freshwater ecosystems.The name comes from the Greek words φυτόν (phyton), meaning 'plant', and πλαγκτός (planktos), meaning 'wanderer' or 'drifter'.
Marine food web. The pelagic food web, showing the central involvement of marine microorganisms in how the ocean imports nutrients from and then exports them back to the atmosphere and ocean floor. A marine food web is a food web of marine life. At the base of the ocean food web are single-celled algae and other plant-like organisms known as ...
Kelp forests occur worldwide throughout temperate and polar coastal oceans. [1] In 2007, kelp forests were also discovered in tropical waters near Ecuador. [4] Global distribution of kelp forests. "I can only compare these great aquatic forests...with the terrestrial ones in the intertropical regions. Yet if in any country a forest was ...
Third Eye Blind’s singer, Stephan Jenkins, spoke to SPIN about environmental conservation, reducing plastic waste, and, most particularly, about the importance of reforesting California’s ...