Providence Petrel vs Juan Fernandez Petrel

In short

The Providence Petrel and Juan Fernandez Petrel are both medium-sized petrels with similar overall shapes, but they can be distinguished by plumage and geographic range. The Providence Petrel has a more uniform dark brown coloration, while the Juan Fernandez Petrel shows a more contrasting pattern with a white belly and underwings.

Identification tips

1. Plumage: Look for the dark brown coloration of the Providence Petrel compared to the contrasting white underparts of the Juan Fernandez Petrel. 2. Location: Consider the geographic location; the Providence Petrel is found in the Tasman Sea, while the Juan Fernandez Petrel is in the Pacific Ocean. 3. Flight pattern: Both species have similar flight styles, so focus on plumage and location for identification.

Size

Both species are similar in size, typical of medium-sized petrels.

Plumage

The Providence Petrel is mostly dark brown with a slightly paler face, whereas the Juan Fernandez Petrel has a striking contrast between its dark upperparts and white underparts, including white underwings.

Behaviour

Both species exhibit typical petrel flight patterns, characterized by dynamic soaring and gliding over the ocean. Behaviorally, they are similar when observed at sea.

Habitat

The Providence Petrel is typically found in the Tasman Sea, breeding on Lord Howe Island, while the Juan Fernandez Petrel is found in the Pacific Ocean, breeding on the Juan Fernandez Islands. Their ranges do not overlap.

Voice

Vocalizations are not typically a reliable field mark for these species as they are mostly silent at sea.