trout pest

trout pest
viral haemorrhagic septicaemia (an acute or chronic disease of salmonids, such as rainbow trout in farm ponds, causing loss of appetite and of schooling behaviour, darkened colour, bleeding, hyaline gills and exophthalmia. It is associated with temperature changes and with the late winter and spring seasons when temperatures are below 8°C. Abbreviated as VHS. Also called Egtved disease)

Dictionary of ichthyology. 2009.

Игры ⚽ Поможем написать реферат

Look at other dictionaries:

  • Brook trout — Scientific classification Kingdom: Animalia Phylum …   Wikipedia

  • Egtved disease — an acute or chronic disease of salmonids, such as rainbow trout in farm ponds, causing loss of appetite and of schooling behaviour, darkened colour, bleeding, hyaline gills and exophthalmia. It is associated with temperature changes and with the… …   Dictionary of ichthyology

  • viral haemorrhagic septicaemia — an acute or chronic disease of salmonids, such as rainbow trout in farm ponds, causing loss of appetite and of schooling behaviour, darkened colour, bleeding, hyaline gills and exophthalmia. It is associated with temperature changes and with the… …   Dictionary of ichthyology

  • Mountain yellow-legged frog — Conservation status Endangered (IUCN 3 …   Wikipedia

  • Sodium fluoroacetate — Sodium fluoroacetate …   Wikipedia

  • Invasive species in Australia — Invasive species are a serious threat to the native biodiversity of Australia and are an ongoing cost to Australian agriculture. The management of weeds costs AUD $3.5 billion yearly. Management and the prevention of the introduction of new… …   Wikipedia

  • Bed bug control techniques — Cimicidae or bed bugs (sometimes bedbugs), are small parasitic insects.The term usually refers to species that prefer to feed on human blood. Early detection and treatment are therefore critical in success of control. According to a survey, the… …   Wikipedia

  • Pêche électrique — L expression pêche électrique ou électropêche (Electrofishing pour les anglophones) désigne tous les moyens de pêcher des organismes aquatiques (poissons en général) au moyen d un courant électrique. Exemple d électropêche sur petit cours d eau… …   Wikipédia en Français

  • Fauna of the Australian Capital Territory — The Fauna of the Australian Capital Territory includes representatives from most major groups of Australian Fauna such as kangaroos, possums, wombats, platypus, echidnas. Birds include the sulphur crested cockatoo, blue wren and Kookaburra. There …   Wikipedia

  • 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

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”