Sooty Shearwater?

Sooty Shearwater?

Observation - Sooty Shearwater?. Description: I saw around fifty of these shearwaters whilst on a whale-watching trip outside Sydney harbour. I think that they are Sooty, but would welcome any comments/confirmations. The birds were between one and three miles offshore.

I saw around fifty of these shearwaters whilst on a whale-watching trip outside Sydney harbour. I think that they are Sooty, but would welcome any comments/confirmations. The birds were between one and three miles offshore.