spawning bed
1Spawning bed — A spawning bed is an artificial bed constructed by wildlife professionals in order to improve the ability of desired game fish to reproduce. Increasing the spawning ability of a fish population may reduce pressure on a fishery and improve the… …
2spawning bed — nerštavietė statusas T sritis ekologija ir aplinkotyra apibrėžtis Vieta, kurioje neršia žuvys. Gali būti natūrali ir dirbtinė. Žuvų, neršiančių lipnius ikrus, natūralioji nerštavietė dažniausiai būna vandens telkinys akmenuotu, žvirgždėtu,… …
3spawning-bed — spawnˈing bed or spawnˈing ground noun 1. A bed or place in the bottom of a stream on which fish deposit their spawn 2. A place where new ideas, etc are generated • • • Main Entry: ↑spawn …
4spawning area — nerštavietė statusas T sritis ekologija ir aplinkotyra apibrėžtis Vieta, kurioje neršia žuvys. Gali būti natūrali ir dirbtinė. Žuvų, neršiančių lipnius ikrus, natūralioji nerštavietė dažniausiai būna vandens telkinys akmenuotu, žvirgždėtu,… …
5spawning ground — nerštavietė statusas T sritis ekologija ir aplinkotyra apibrėžtis Vieta, kurioje neršia žuvys. Gali būti natūrali ir dirbtinė. Žuvų, neršiančių lipnius ikrus, natūralioji nerštavietė dažniausiai būna vandens telkinys akmenuotu, žvirgždėtu,… …
6spawning channel — an artificial gravel bed area in which flow, depth and velocity are controlled at ideal levels for spawning by a particular species of fish …
7spawning-ground — spawnˈing bed or spawnˈing ground noun 1. A bed or place in the bottom of a stream on which fish deposit their spawn 2. A place where new ideas, etc are generated • • • Main Entry: ↑spawn …
8bed — 1) the bottom of a water body 2) a circular area on the bottom of a lake or river cleaned out by fish for spawning, e.g. various sunfishes and basses (Centrarchidae) 3) a collective noun (a noun that denotes a collection of persons or things… …
9Deep sand bed — A deep sand bed is[1] a filtration method used in some saltwater aquariums. A deep sand bed, similar to the Berlin Method, is designed to cultivate anaerobic bacteria in the bottom layers of sand, converting nitrate to nitrogen gas to remove… …
10Stream bed — The bed of this stream is armored with rocks, some very rounded (having had a longer life in the stream) and some not. A stream bed is the channel bottom of a stream, river or creek; the physical confine of the normal water flow. The lateral… …
