Assertion: sea lamprey | /r/HasProperty | non-native invasive species
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Source sentences:
text: Taking into account that salmon and trout were sought by both the native people and settlers as a source of food, and later for commercial purposes, coupled with the obvious signs of lamprey parasitism - wounds, scars and attached lamprey - the lack of mention of lamprey in the oral and written history is consistent with the position that sea lamprey may be a non-native invasive species.