This phrase describes an animal inhabiting a marine setting, geographically separated from a reference level by a slim physique of water. For instance, a inhabitants of dolphins residing on the alternative facet of a channel from a analysis station would match this description. The precise species, the strait’s traits (width, depth, currents), and the interval of inhabitation are all essential components for an entire understanding.
Finding out such geographically remoted populations can provide invaluable insights into evolutionary biology, marine biogeography, and the affect of environmental components on species growth. Variations in food regimen, conduct, and genetics between populations separated by a strait can reveal how bodily limitations have an effect on species divergence and adaptation. Historic data of such populations may also present important information for understanding the long-term impacts of environmental modifications and human actions.