Toxic Algae, Fish Kills and Fish Disease.

Fish kills, bottom-water hypoxia, and the toxic Pfiesteria complex in the Neuse River and Estuary

A recent paper by Paerl et al. 'Ecosystem responses to internal and watershed organic matter loading: consequences for hypoxia in the eutrophying Neuse River Estuary, North Carolina, USA' (1998; Mar Ecol Prog Ser 166:17-25) makes the statement that increased nitrogen loading to the Neuse River Estuary has led to algal blooms which produced organic matter loads capable of causing extensive hypox...

Fish kills linked to a toxic ambush-predator dinoflagellate: distribution and environmental conditions

The toxic ambush-predator dinoflagellate Pfiesteria piscicida gen. et sp. nov. has been implicated as a causative agent of major fish kills in estuarine ecosystems of the southeastern United States. P, piscicida is stimulated by fresh fish secreta, and it was lethal to all 19 species of native and exotic flnfish and shellfish bioassayed in culture; thus far in field and aquaculture kills linked...

Pollution-Caused Fish Kills In 1962

Pollution-caused fish kill summary by state_ _ _ ___________ 9 Fish kill summary by source of pollution_________________ 10 Estimated average size of kill and number killed by source of pollution_ _ _ _ ____________________________________ 10 Estimated percentage distribution of fish killed by type_ ___ 10 Estimated number of fish killed by type by source of

Ichthyotoxic algae and their effects on fish

Improvemet of ornamental fish color with live algae feeding

In the nature, ornamental fish have a variety of beautiful colors that becomes pale or dull colored in conditions of intensive culture in breeding halls. Feeding these fish with algae can improve their color. For this purpose, rainbow trout larval stage feed was used as the base feed. The treated foods obtained from the powdering of the basic food were impregnated with different percentages of ...