Florida Aquatic Pest Control Exam | Q&A
Review Guide | Updated 2026 | Verified
Content
• Nonnative Plant -✓✓A plant species introduced to Florida , purposefully or
accidentally, from a natural range outside of Florida
• Phosphorous -✓✓A naturally occurring element in soils that is required in small
amounts for plant growth and will stimulate the growth of aquatic plants if no other
factors are limiting
• Plant nutrients -✓✓Elements , such as phosphorous and nitrogen, that are required for
plant growth
• Productive water bodies -✓✓Those water bodies that support large amounts of plant
growth as well as abundant aquatic organisms becuase they are high in nutrients
especially phosphorous and nitrogen
• 2,4-D -✓✓Introduced in 1946, the first synthetic herbicide used. It was extremely
effective and economical to use and was not toxic to fish, cattle or humans
• River and Harbor Act of 1899 -✓✓Federal legislation that authorized construction and
operation of vessels and log booms for the removal and containment of waterhyacinth in
navigable waters of Florida and Louisiana
• Florida Department of Natural Resources ( DNR) -✓✓Agency designated, in 1970 , as
Florida's lead agency in aquatic plant control; responsibilities later transferred to FWC
• Florida Fish and Wildlife Conservation Commission ( FWC) -✓✓Florida's lead agency
for fish and wildlife management, formerly Florida game and freshwater fish commission
• United States Army Corps of Engineers (COE or USACE) -✓✓The engineering branch
of the United States Army
• What happened in 1884? -✓✓Waterhyacinth introduced
• What happened in 1899? -✓✓River and harbor act of 1899 authorized construction
and operation of vessels and log booms for the removal and containment of
waterhyacinths in the waters of Florida and Louisiana
• What happened in 1902? -✓✓Congress authorized the extermination and removal of
waterhyacinths by any mechanical, chemical or other means
, • What happened in 1905? -✓✓Congress prohibited the use of any chemical that was
injurious to cattle or man
• What happened in 1947? -✓✓2,4-D successfully used to control waterhyacinth
• What happened in 1952? -✓✓FG & FWFC used public funds for limited waterhyacinth
management with 2,4-D
• What happened in 1958? -✓✓Federally funded 5- year project for the control and
progressive eradication of waterhyacinths, alligatorweed and other noxious aquatic
plants initiated
• What happened in 1959? -✓✓Hydrilla discovered in Florida
• What happened in 1960? -✓✓FG & FWFC entered inot cost-sharing contract with the
Army Corps of Engineers
• What happened in 1965? -✓✓Nationwide continuing project initiated with funding not
to exceed $5.0 million annually, alligatorweed flea beetles released
• What happened in 1969? -✓✓Aquatic plant trust fund established
• What happened in 1970? -✓✓DNR designated as lead agency in aquatic plant conrol
under Florida Weed Control Act of 1970
• What happened in 1972-1977? -✓✓Waterhyacinth weevils and waterhyacinth moth
released
• What happened in 1974? -✓✓Maintenance control is defined
• What happened in 1979? -✓✓American Assembly Conference on the Management
and Control of Aquatic Weeds in Florida held in Florida
• What happened in 1980? -✓✓Aquatic plant control activities turned over to local
government and the five water management districts; DNR given permitting authority for
all these activities , except the use of herbivorous fish
• What happened in 2008? -✓✓Authority to direct and operate Florida's invasive plant
managment, Responsibilities to regulate importation and transportation of aquatic plants
moved to DACS
• A lake that is used by fisherman, hunters, and water-skiers would best be defined as
what kind of lake? -✓✓multi-use lake
Review Guide | Updated 2026 | Verified
Content
• Nonnative Plant -✓✓A plant species introduced to Florida , purposefully or
accidentally, from a natural range outside of Florida
• Phosphorous -✓✓A naturally occurring element in soils that is required in small
amounts for plant growth and will stimulate the growth of aquatic plants if no other
factors are limiting
• Plant nutrients -✓✓Elements , such as phosphorous and nitrogen, that are required for
plant growth
• Productive water bodies -✓✓Those water bodies that support large amounts of plant
growth as well as abundant aquatic organisms becuase they are high in nutrients
especially phosphorous and nitrogen
• 2,4-D -✓✓Introduced in 1946, the first synthetic herbicide used. It was extremely
effective and economical to use and was not toxic to fish, cattle or humans
• River and Harbor Act of 1899 -✓✓Federal legislation that authorized construction and
operation of vessels and log booms for the removal and containment of waterhyacinth in
navigable waters of Florida and Louisiana
• Florida Department of Natural Resources ( DNR) -✓✓Agency designated, in 1970 , as
Florida's lead agency in aquatic plant control; responsibilities later transferred to FWC
• Florida Fish and Wildlife Conservation Commission ( FWC) -✓✓Florida's lead agency
for fish and wildlife management, formerly Florida game and freshwater fish commission
• United States Army Corps of Engineers (COE or USACE) -✓✓The engineering branch
of the United States Army
• What happened in 1884? -✓✓Waterhyacinth introduced
• What happened in 1899? -✓✓River and harbor act of 1899 authorized construction
and operation of vessels and log booms for the removal and containment of
waterhyacinths in the waters of Florida and Louisiana
• What happened in 1902? -✓✓Congress authorized the extermination and removal of
waterhyacinths by any mechanical, chemical or other means
, • What happened in 1905? -✓✓Congress prohibited the use of any chemical that was
injurious to cattle or man
• What happened in 1947? -✓✓2,4-D successfully used to control waterhyacinth
• What happened in 1952? -✓✓FG & FWFC used public funds for limited waterhyacinth
management with 2,4-D
• What happened in 1958? -✓✓Federally funded 5- year project for the control and
progressive eradication of waterhyacinths, alligatorweed and other noxious aquatic
plants initiated
• What happened in 1959? -✓✓Hydrilla discovered in Florida
• What happened in 1960? -✓✓FG & FWFC entered inot cost-sharing contract with the
Army Corps of Engineers
• What happened in 1965? -✓✓Nationwide continuing project initiated with funding not
to exceed $5.0 million annually, alligatorweed flea beetles released
• What happened in 1969? -✓✓Aquatic plant trust fund established
• What happened in 1970? -✓✓DNR designated as lead agency in aquatic plant conrol
under Florida Weed Control Act of 1970
• What happened in 1972-1977? -✓✓Waterhyacinth weevils and waterhyacinth moth
released
• What happened in 1974? -✓✓Maintenance control is defined
• What happened in 1979? -✓✓American Assembly Conference on the Management
and Control of Aquatic Weeds in Florida held in Florida
• What happened in 1980? -✓✓Aquatic plant control activities turned over to local
government and the five water management districts; DNR given permitting authority for
all these activities , except the use of herbivorous fish
• What happened in 2008? -✓✓Authority to direct and operate Florida's invasive plant
managment, Responsibilities to regulate importation and transportation of aquatic plants
moved to DACS
• A lake that is used by fisherman, hunters, and water-skiers would best be defined as
what kind of lake? -✓✓multi-use lake
