- environmental gill disease
-
swollen gills caused by an irritating pollutant
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
bacterial gill disease — a disease caused by unfaourable environmental conditions which then allow an invasion by myxobacteria; fish show a lack of appetite and cannot school properly. The gills show clubbing and fusion of lamellae a myxobacterial infection of juvenile… … Dictionary of ichthyology
Alzheimer's disease — Alzheimer redirects here. For other uses, see Alzheimer (disambiguation). Alzheimer s disease Classification and external resources … Wikipedia
South Maury Island environmental issues — are linked to broader Puget Sound environmental issues. These include concerns regarding declining salmon and forage fish populations, degraded critical marine and shoreline habitats, and threatened species such as the Orca.Many of these concerns … Wikipedia
Neglected tropical disease research and development — Neglected tropical diseases (NTDs) are a set of infectious diseases affecting an estimated 1.4 billion people worldwide. The classification of this group of neglected diseases is linked to their frequent neglect in public and private sector… … 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
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
Copper alloys in aquaculture — A copper alloy pen that has been deployed on a fish farm at depth of 14 feet for one year shows no signs of biofouling. Recently, copper alloys have become important netting materials in aquaculture (the farming of aquatic organisms including… … Wikipedia
Fish diseases and parasites — This gizzard shad has VHS, a deadly infectious disease which causes bleeding. It afflicts over 50 species of freshwater and marine fish in the northern hemisphere.[1] Like humans and other animals, fish suffer from diseases and parasites. Fish… … Wikipedia
Myxobolus cerebralis — Triactinomyxon stage of Myxobolus cerebralis. Note the three tails . Scientific classification … Wikipedia
American lobster — Temporal range: Pleistocene–Recent … Wikipedia