ring trawl

См. также в других словарях:

• ring trawl — a coarse mesh plankton net used to collect fish larvae …   Dictionary of ichthyology

• backstrop ring — a steel ring on the back of a trawl s otter board for attaching the backstrop …   Dictionary of ichthyology

• door sling ring — backstrop link (a triangular steel link with rounded corners on the back of a trawl s otter board. The backstrop is attached here. Also called board link, shearboard link and VD link) …   Dictionary of ichthyology

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• er — er·i·an·thus; er·ic; er·i·ca; er·i·ca·ce·ae; er·i·cad; er·i·ca·les; er·i·ce·tal; er·i·ce·tic·o·lous; er·i·coid; er·i·co·phyte; erig·er·on; er·i·glos·sa; er·ik·ite; er·i·na·ceous; er·i·na·ceus; er·in·ite; er·i·nose; er·i·o·bot·rya;… …   English syllables

• Fishing techniques — There is an intricate link between various fishing techniques and knowledge about the fish and their behavior including migration, foraging and habitat (Keegan 1986). All fish traps and methods of catching fish are based on this intimate… …   Wikipedia

• conservation — conservational, adj. /kon seuhr vay sheuhn/, n. 1. the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights. 2. official supervision of rivers, forests, and other… …   Universalium

• undersea exploration — Introduction       the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments       Included in the scope of undersea exploration are the physical and chemical… …   Universalium

• performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical.       The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …   Universalium

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Flagellum — For the insect anatomical structure, see Antenna (biology). For the flagella of male Solifugae, see Solifugae. Flagella Code TH H1.00.01.1.01032 A flagellum ( …   Wikipedia