| 释义 |
Definition of madtom in English: madtomnounˈmɑdtɒmˈmadˌtäm A small North American freshwater catfish which has a venom gland at the base of the pectoral fin spines. Genus Noturus, family Ictaluridae: numerous species Example sentencesExamples - The pygmy madtom is one of the rarest fishes in North America; only about 50 specimens have ever been collected.
- The four listed fish are the spotfin chub, yellowfin madtom, smoky madtom, and duskytail darter.
- Most of the species in this family are the small, stream-dwelling madtoms, which are relatively rare in the Northeast where Ameiurus and Ictalurus are more common.
- The slabrocks were also being used by several other darter species, as well as madtoms.
- The Carolina madtom appears to be a declining species throughout its range.
Definition of madtom in US English: madtomnounˈmadˌtäm A small North American freshwater catfish that has a venom gland at the base of the pectoral fin spines, with which it can inflict a painful wound. Genus Noturus, family Ictaluridae: numerous species, including the common tadpole madtom (N. gyrinus) Example sentencesExamples - The four listed fish are the spotfin chub, yellowfin madtom, smoky madtom, and duskytail darter.
- The slabrocks were also being used by several other darter species, as well as madtoms.
- Most of the species in this family are the small, stream-dwelling madtoms, which are relatively rare in the Northeast where Ameiurus and Ictalurus are more common.
- The Carolina madtom appears to be a declining species throughout its range.
- The pygmy madtom is one of the rarest fishes in North America; only about 50 specimens have ever been collected.
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