Head to head
Neotropical Otter vs Marine Otter
Both otters belong to the same genus and share parts of the South American coast, but their geographic range and habitat flexibility differ enormously.
| Neotropical Otter | Marine Otter | |
|---|---|---|
| Scientific name | Lontra longicaudis | Lontra felina |
| Conservation status | Near Threatened | Endangered |
| Population trend | Decreasing | Decreasing |
| Range size | Mexico to northern Patagonia | Pacific coast of Peru and Chile only |
| Habitat flexibility | Rainforest rivers, mangroves, temperate rivers | Almost entirely rocky marine coastline |
| Distinguishing feature | Unusually long, tapering tail | Smaller body than most other otters |
| Historical threat | Hunting and habitat loss across its range | Hunted heavily for fur |
| Habitat | Wetlands, ocean, coastal, rainforest | Ocean, coastal |
Neotropical Otter vs Marine Otter: common questions
Which otter has the larger range?
The neotropical otter does, found from Mexico south to northern Patagonia across an enormous variety of habitats, far more than the marine otter's range restricted to the Pacific coast of Peru and Chile.
Which otter is more committed to marine life?
The marine otter is, living almost entirely in the sea along rocky Pacific coastlines, while the neotropical otter moves between rainforest rivers, mangroves, and temperate rivers as well as coastal waters.
Which otter faces a more severe conservation status?
The marine otter does, classified as Endangered, compared with the neotropical otter's Near Threatened status, despite both species facing ongoing threats from hunting and habitat loss.