The men even lost their nets, he said. The water hyacinth is native to South America and was reportedly introduced to Kenya ...

Aquatic Heteroptera ... predation and serving as indicators of environmental health. Recent research in South America has focused on documenting the diversity of these insects, identifying ...

South Africa, Japan and North America. It was first introduced in the United States due to its attractiveness as an aquarium or water garden plant. In the United States it has spread to 26 states ...

While most aquatic plants start their yearly growth cycle in the early ... It is also common throughout southern Canada, Central America and South America. Curly-leaf pondweed does have value to lakes ...

No one's sure how the South American water hyacinth invaded Africa's Lake Victoria but there's little doubt as to the damages it has caused. In 1989, the weed was spotted in the lake and seven ...