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A small, variably colored rattlesnake (Sistrurus catenatus) of North America, often found in moist areas.

[After the Mississagi, a river of southeast Ontario, Canada.]


(Animals) a North American venomous snake, Sistrurus catenatus, that has a horny rattle at the end of the tail: family Crotalidae (pit vipers)
[C19: named after the Missisauga River, Ontario, Canada, where it was first found]


(ˌmæs əˈsɔ gə)

n., pl. -gas.
a small rattlesnake, Sistrurus catenatus, found from the Great Lakes to the Mexican border.
[1830–40; irreg. after the Missisauga River, Ontario, Canada]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.massasauga - small pygmy rattlesnakemassasauga - small pygmy rattlesnake    
rattler, rattlesnake - pit viper with horny segments at the end of the tail that rattle when shaken
2.massasauga - pygmy rattlesnake found in moist areas from the Great Lakes to Mexicomassasauga - pygmy rattlesnake found in moist areas from the Great Lakes to Mexico; feeds on mice and small amphibians
rattler, rattlesnake - pit viper with horny segments at the end of the tail that rattle when shaken
genus Sistrurus, Sistrurus - pygmy rattlesnakes
References in periodicals archive ?
In Michigan massasaugas inhabit a wide variety of early successional wetland habitats and exhibit a preference for sedge dominated, emergent wetlands, particularly prairie fens (Lee and Legge, 2000; Moore and Gillingham, 2006; Bailey et al.
Given massasaugas currently exist in small, disjunct populations throughout their range, loss of a few individuals from small populations can lead to drastic population declines (Seigel and Sheil, 1999).
Comptroller Susan Combs said in a press release on Thursday that her office, with the help of a working group, had selected freshwater mussels, the spot-tailed earless lizard and the desert massasaugas, a type of snake, for conservation research.
reported here in massasaugas are occurring in animals as primary pathogens.
The eastern massasaugas in this investigation carrying the fungal infection were from 2 discontiguous sites; therefore, direct transmission is not necessary.
Eleven massasaugas were captured between 2 study sites and implanted with radio transmitters.
Responses of the Eastern Massasauga Rattlesnake (Sistrurus catenatus catenatus) to Prescribed Burns Wetland Habitats.
Massasaugas overwinter in wetlands, but may move to old fields and woodland edges during the summer where they prey on mice, shrews and voles.
Drift fencing was used to determine the presence of Eastern Massasaugas on a 8.
in Missouri massasaugas mainly utilize wet prairie and to a lesser extent drier upland prairie habitat with minimal shrub and tree cover (Seigel, 1986 and Johnson et al.
Eastern plains garters (Thamnophis radix radix) and eastern massasaugas (Sisturus catenatus catenatus) are listed as endangered on Ohio's threatened and endangered species list and found in Killdeer Plains Wildlife Area in Wyandot County, Ohio, USA.
In the tile survey of 2000, there were 12 brown snakes, 766 eastern garters, three milk snakes, two Kirtland's snakes, 27 massasaugas, 6 northern water snakes, and three smooth green snakes.