Glossary
Accretion noun
- An increase by natural growth or by gradual external addition.
- The result of this process.
- An added part; addition.
- Law. The growing together of separate parts into a single whole.
- Increase of property by gradual natural additions
Erratics noun
- Large erratically organized materials which have fallen into or are illegally dumped in the channel.
Gabions noun
- A metal cylinder filled with stones and sunk in water, used to lay the foundations of a dam or jetty.
Hydraulic adjective
- Operated by, moved by, or pertaining to water or other liquids in motion.
- Operated by the pressure created by forcing water, oil, or another liquid through a comparatively narrow pipe or orifice.
- Of or pertaining to hydraulics.
Hydrology noun
- The science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
Perennial adjective
- Throughout the whole year
Riparian adjective
- Relating to or inhabiting the banks of a natural course of water. Riparian zones are ecologically diverse and contribute to the health of other aquatic ecosystems by filtering out pollutants and preventing erosion. Salmon in the Pacific Northwest feed off riparian insects; trees such as the black walnut, the American sycamore, and the cottonwood thrive in riparian environments.
Riprap noun
- A quantity of broken stone for foundations, revetments of embankments etc.
- A foundation or wall of stones thrown together irregularly.
Silt noun
- Earthy matter, fine sand or the like carried by moving or running water and deposited as sediment; to become filled or choked up with silt.
Sinuosity noun
- A curve, bend or turn.
- The state or condition of being sinuous
Turbid adjective
- Not clear or transparent because of stirred up sediment or the like
- Clouded, opaque
- Thick or dense as smoke or clouds.
- Confused, muddled, disturbed.
Watershed noun
- A ridge or stretch of highland dividing the areas drained by different rivers or river systems.
- The area drained by a river or river system.
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