Dictionary of ichthyology. 2009.
lateral line disease — hole in head disease (head and lateral line erosion (a nutritional deficiency seen in aquarium fish, usually of vitamin C, aggravated by stress and poor water quality. Holes develop in the head and and sometimes along the lateral line. Death may… … Dictionary of ichthyology
Head and neck anatomy — focuses on the structures of the head and neck of the human body, including the brain, bones, muscles, blood vessels, nerves, glands, nose, mouth, teeth, tongue, and throat. It is an area frequently studied in depth by surgeons, dentists, dental… … Wikipedia
Hole in the head disease — are susceptible in marine aquaria.ymptomsThe symptoms are well described by the name. First, the fish will develop small, grey, pin hole abrasions around the eyes and head. As the disease progresses, it spreads down the lateral line. These… … Wikipedia
hole-in-head disease — 1) head and lateral line erosion (a nutritional deficiency seen in aquarium fish, usually of vitamin C, aggravated by stress and poor water quality. Holes develop in the head and and sometimes along the lateral line. Death may result. Also called … Dictionary of ichthyology
Yellow tang — Taxobox name = Yellow Tang image width = 250px regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes subordo = Acanthuroidei familia = Acanthuridae genus = Zebrasoma species = Z. flavescens binomial = Zebrasoma… … Wikipedia
Disease in ornamental fish — Ornamental fish kept in aquariums are susceptible to numerous diseases. The study of fish diseases has remained a rudimentary branch of veterinary medicine.[citation needed] Due to their generally small size and the low cost of replacing diseased … Wikipedia
harbours and sea works — Introduction harbour also spelled harbor any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… … Universalium
canals and inland waterways — ▪ waterway Introduction natural or artificial waterways used for navigation, crop irrigation, water supply, or drainage. Despite modern technological advances in air and ground transportation, inland waterways continue to fill a vital … Universalium
List of words having different meanings in British and American English: A–L — Differences between American and British English American English … Wikipedia
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
