Extirpated

Science / Marine Biology / Extirpated: A species no longer existing in Canada, but occurring elsewhere on Earth. Compare extinct.

Extinct

Science / Marine Biology / Extinct: A species which no longer exists. The Stellar sea cow is an example of a species which once lived on the Pacific's East Coast and is now extinct. Compare extirpated. MORE

Vulnerable

Science / Marine Biology / Vulnerable: A species of special concern because of characteristics that make it particularly sensitive to human activities or natural events. Compare endangered, extinct, extirpated, threatened. MORE

Threatened

Science / Marine Biology / Threatened: A species likely to become endangered if limiting factors are not reversed. Compare endangered, extinct, extirpated, vulnerable. MORE

Endangered

Science / Marine Biology / Endangered: A species or ecosystem that is so reduced or delicate that it is threatened with or on the verge of extinction. Compare extinct, extirpated, threatened, vulnerable. MORE

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