anadromous
adjective
anad·ro·mous
ə-ˈna-drə-məs 
: ascending rivers from the sea for breeding
shad are anadromous
compare catadromous
Examples of anadromous in a Sentence
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The species is anadromous and spends part of its life in both salt and freshwater.
—
Stephen Underwood, Hartford Courant, 5 Aug. 2025
The first Chinook salmon was seen moving up past where the Iron Gate dam had stood within a few weeks of that dam coming down, after a century of anadromous fish unable to migrate past that point up to the headwaters.
—Erik Pedersen, Oc Register, 30 May 2025
Like sturgeon, these are anadromous fish that are born in the river, go out to sea, and return to the river to spawn.
—Dac Collins, Outdoor Life, 20 Feb. 2025
Work is proposed to be performed after July 4 to protect the anadromous fish spawning season, according to the Corps.
—Staff Report, Hartford Courant, 8 June 2024
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Stephen Underwood, Hartford Courant, 5 Aug. 2025
The first Chinook salmon was seen moving up past where the Iron Gate dam had stood within a few weeks of that dam coming down, after a century of anadromous fish unable to migrate past that point up to the headwaters.
—Erik Pedersen, Oc Register, 30 May 2025
Like sturgeon, these are anadromous fish that are born in the river, go out to sea, and return to the river to spawn.
—Dac Collins, Outdoor Life, 20 Feb. 2025
Work is proposed to be performed after July 4 to protect the anadromous fish spawning season, according to the Corps.
—Staff Report, Hartford Courant, 8 June 2024
See All Example Sentences for anadromous
Cite this Entry
“Anadromous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anadromous. Accessed 20 Aug. 2025.
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anadromous
adjective
anad·ro·mous
ə-ˈnad-rə-məs
: traveling up rivers from the sea to breed
anadromous shad and salmon
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