freshwater ecosystem — gėlavandenė ekosistema statusas T sritis ekologija ir aplinkotyra apibrėžtis Ekosistema, kurios pagrindas – gėlo vandens ištekliai (ežeras, upė, tvenkinys ir pan.). atitikmenys: angl. freshwater ecosystem vok. Süβwasserökosystemen, n rus.… … Ekologijos terminų aiškinamasis žodynas
Freshwater — is a word that refers to bodies of water such as ponds, lakes, rivers and streams containing low concentrations of dissolved salts and other total dissolved solids. In other words, the term excludes seawater and brackish water.Freshwater is an… … Wikipedia
Freshwater environmental quality parameters — are the natural and man made chemical, biological and microbiological characteristics of rivers, lakes and ground waters, the ways they are measured and the ways that they change. The values or concentrations attributed to such parameters can be… … Wikipedia
Freshwater ecology of Maharashtra — The state of Maharashtra in India has several river major river systems including those of the Narmada, Tapti, Godavari and Krishna rivers. The ecology of these rivers and associated wetlands is covered in this article. Introduction: Ecology is… … Wikipedia
Ecosystem services — Pollination by a bumblebee, a type of ecosystem service Humankind benefits from a multitude of resources and processes that are supplied by natural ecosystems. Collectively, these benefits are known as ecosystem services and include products like … Wikipedia
Ecosystem engineer — An ecosystem engineer is any organism that creates or modifies habitats. Jones et al (1994) identified two different types of ecosystem engineers:* Allogenic engineers modify the environment by mechanically changing materials from one form to… … Wikipedia
Freshwater drum — Taxobox name = Freshwater drum status = secure image width = 250px regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes familia = Sciaenidae genus = Aplodinotus species = A. grunniens binomial = Aplodinotus grunniens… … Wikipedia
Freshwater aquarium — A freshwater aquarium is a receptacle that holds one or more freshwater aquatic organisms for decorative, pet keeping, or research purposes. Modern aquariums are most often made from transparent glass or acrylic glass. Typical inhabitants include … Wikipedia
Aquatic ecosystem — An aquatic ecosystem is an ecosystem located in water bodies. Communities of organisms that are dependent on each other and on their environment live in aquatic ecosystems. The two main types of aquatic ecosystems are marine ecosystems and… … Wikipedia
inland water ecosystem — ▪ biology Introduction complex of living organisms in free water on continental landmasses. Inland waters represent parts of the biosphere within which marked biological diversity, complex biogeochemical pathways, and an array of… … Universalium
