Olrog's Gull vs Kelp Gull

Olrog's Gull and Kelp Gull can be distinguished by their bill and plumage characteristics. Olrog's Gull has a more restricted range and is often found in specific habitats compared to the more widespread Kelp Gull.

Look for the black band on the tail and black bill tip in Olrog's Gull. Note the larger size and uniform black back of Kelp Gull. Observe habitat: Olrog's Gull is more likely in estuarine areas, while Kelp Gull is found in a wider range of coastal habitats.

Kelp Gull is generally larger and bulkier than Olrog's Gull.

Olrog's Gull has a distinctive black band on the tail and a white head during the breeding season, while Kelp Gull has a more uniform black back and wings with a white head and tail. Olrog's Gull also shows a more pronounced black tip on the bill.

Olrog's Gull is more specialized in its feeding habits, often seen foraging for crabs, while Kelp Gull has a more varied diet and can be seen scavenging more frequently.

Olrog's Gull is primarily found in estuarine and coastal areas with soft substrates, particularly in Argentina, whereas Kelp Gull has a broader range, inhabiting various coastal environments across the Southern Hemisphere.

Vocalizations are not well-documented for Olrog's Gull, while Kelp Gull has a typical gull-like call.