Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements (Spanish)

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For this FACTivity, you will answer the question: What is the difference between having a 50 percent chance of having something happen and having less or more than a 50...
FACTivity – Swimming Upstream Without a Ladder (Spanish)
For this FACTivity, you will answer the question: What is the difference between having a 50 percent chance of having something happen and having less or more than a 50...
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Explore Activity Download FACTivity (PDF)

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Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements (Spanish)

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Glossary

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alga
(al gǝ): Plural form: algae (al jē); Any plant or plantlike organism (like a seaweed) that includes forms mostly growing in water, lacking a system of vessels for carrying fluids, and often having chlorophyll masked by brown or red coloring matter.
conserve
(kǝn sǝrv): To avoid wasteful or destructive use of something.
ecosystem
(ē kō sis tǝm): A system made up of an ecological community of living things interacting with their environment especially under natural conditions.
fish ladder
(fish la dǝr): A series of pools arranged like steps by which fish can pass over a dam in going upstream.
larval
(lär vǝl): Characteristic of or relating to the early form of an animal or insect that at birth or hatching is fundamentally unlike its parent and must metamorphose before growing into the adult form.
life cycle
(līf sī kәl): A series of stages through which something (such as a plant or animal) passes during its lifetime.
migrate
(mī grāt): To pass, usually periodically, from one region or climate to another for feeding or breeding.
population
(pä pyǝ lā shǝn): The total of individuals occupying an area.
species
(spē sēz or spē shēz): A category of living things that ranks below a genus, is made up of related individuals able to produce fertile offspring, and is identified by a two-part scientific name.
tropical
(trä pi kǝl): Of, relating to, occurring in, or used in the tropics, which is the area between two parallels of the earth’s latitude that are approximately 23½ degrees north of the equator and approximately 23½ degrees south of the equator.

Jonathan Benstead

Freshwater Ecologist

I like being a scientist because I am excited about the natural world and want to help conserve it for future generations to enjoy.
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Catherine Pringle

Conservation Ecologist | Ecology

I like being a scientist because I like working outside, in the stream, getting my feet wet. I also like doing research that will help conserve the environment.
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James March

Aquatic Ecologist | Ecology

I like being a scientist because I enjoy learning how natural systems work. Also, for part of the year my office is a beautiful stream!
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Frederick Scatena

Hydrologist

I like being a scientist because I like the challenge of trying to understand how natural systems work so that we can manage and preserve them for future generations.
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Standards addressed in this Article:

Social Studies Standards

People, Places, and Environments
Science, Technology, and Society
Time, Continuity, and Change

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Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the mountain streams, the streams provide a place to reproduce and...
Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements
Tropical streams provide many benefits to people and animals. For river shrimp that spend part of their life in the mountain streams, the streams provide a place to reproduce and...
Explore Article Download Article (PDF) Descargar Articulo (PDF)
Explore Article Download Article (PDF) Descargar Articulo (PDF)

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Tropical Forest - Vol. 3 No. 1
Test you knowledge on ecosystems, population, and migration.
Word Search – Swimming Upstream Without a Ladder
Test you knowledge on ecosystems, population, and migration.
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Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements

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Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements (Spanish)

Tropical Forest - Spanish

FACTivity – Swimming Upstream Without a Ladder (Spanish)

Glossary

alga

conserve

ecosystem

fish ladder

larval

life cycle

migrate

population

species

tropical

Jonathan Benstead

Catherine Pringle

James March

Frederick Scatena

Standards addressed in this Article:

Social Studies Standards

Education Files

Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements

Word Search – Swimming Upstream Without a Ladder

Download all resources - FREE!

Journals & Monographs

Collector Cards

Readers

Coloring Books

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FACTivity – Swimming Upstream Without a Ladder (Spanish)

Glossary

alga

conserve

ecosystem

fish ladder

larval

life cycle

migrate

population

species

tropical

Jonathan Benstead

Catherine Pringle

James March

Frederick Scatena

Standards addressed in this Article:

Social Studies Standards

Education Files

Related Resources from the Natural Inquirer

Swimming Upstream Without a Ladder: Dams and Pipes and River Shrimp Movements

Word Search – Swimming Upstream Without a Ladder

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