algal+layer

См. также в других словарях:

• algal layer — noun : gonidial layer …   Useful english dictionary

• Algal bloom — Algal blooms can present problems for ecosystems and human society An algal bloom is a rapid increase or accumulation in the population of algae (typically microscopic) in an aquatic system. Algal blooms may occur in freshwater as well as marine… …   Wikipedia

• Algal mat — An algal mat is a layer of usually filamentous algae on marine or fresh water soft bottoms. Algae and cyanobacteria are ubiquitous, often forming within the water column and settling to the bottom. In shallow environments, they are often… …   Wikipedia

• algal scum — a floating layer of algae, either alive or decaying …   Dictionary of ichthyology

• medullary layer — noun : the layer of loosely interwoven threads just below the algal layer in some lichens …   Useful english dictionary

• Lichen — For other uses, see Lichen (disambiguation). Lichenes from Ernst Haeckel s Artforms of Nature, 1904 …   Wikipedia

• fungus — fungic /fun jik/, adj. funguslike, adj. /fung geuhs/, n., pl. fungi /fun juy, fung guy/, funguses, adj. n. 1. any of a diverse group of eukaryotic single celled or multinucleate organisms that live by decomposing and absorbing the organic… …   Universalium

• Pilophorus acicularis — Scientific classification Kingdom: Fungi Division …   Wikipedia

• Menegazzia — pertransita growing on a tree near Arthur s Pass, New Zealand. Scale bar = 1 cm. Scientific classification …   Wikipedia

• protist — protistan /proh tis teuhn/, adj., n. protistic, adj. /proh tist/, n. any of various one celled organisms, classified in the kingdom Protista, that are either free living or aggregated into simple colonies and that have diverse reproductive and… …   Universalium

• Cell wall — A cell wall is a tough, flexible and sometimes fairly rigid layer surrounding a cell, located external to the cell membrane, which provides the cell with structural support, protection, and acts as a filtering mechanism. A major function of the… …   Wikipedia