riffle


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Related to riffle: rifled, riddle

riffle

US and Canadian
a. a rapid in a stream
b. a rocky shoal causing a rapid
c. a ripple on water

riffle

[′rif·əl]
(hydrology)
A shallows across a stream bed over which water flows swiftly and is broken into waves by submerged obstructions.
Shallow water flowing over a riffle.
References in periodicals archive ?
simmonsi was it preferred large flat slab rocks within deeper parts of riffles and it was only known from three road stream crossing sites within the Shoal Creek drainage (Taylor and Schuster, 2010).
Beyond mixnet, Riffle uses the standard of onion encryption employed by Tor, which safeguards browsing data packets with multiple encryption layers, including a standard public-key encryption.
I think it is a pretty stark example of the kinds of things I was concerned about and that were the reasons why I left," says Riffle of MPP's new funding campaign.
During the carriage of the commodities, two of the owners came out with pump riffles and circular blades.
Beyond Clear Springs' large product line of 100% Guaranteed Clear-Cuts Fillets and value-added trout products, Riffle emphasizes how the company built a solid reputation over the years as a friend of the environment and how seriously its managers take their roles as guardians of the environment and producers of quality fish products.
Competitive interactions between benthic stream fishes: riffle sculpin Cottus gulosus, and speckled dace Rhinichthys osculus.
Systems with larger rocks, intact riffle and pool sequences, and potentially more refugia (Matthaei et al.
One day a small river can be calm and serene, sharing its sandbars and riffles with you, lulling you with the gentle chuckle of slow moving water.
These homogenous riffles may serve as unsuitable habitats for taxa sensitive to altered stream environments as homogenous substrates in riffle environments are known to exhibit lower ecological function as compared to heterogeneous riffle habitats (Cardinale 2002).
He feels a slight pain when he stands for long but the injury hasn't hindered his courage to become a fine riffle shooter.
He is pre-deceased by four siblings: Kenneth Parker, Kathleen Riffle, Dorothy Rhodes and Evelyn Riffle.