heres the advice I was given 3 years ago when my ganders bill was bloody
""The extent of the injuries appear merely superficial; repeated application of an antibacterial ointment such as Neosporin, or a poultry spray will likely suffice. If you wish, you can apply a hydrogel dressing over the...
it doesn’t look too bad and they are good at healing. it looks like he’s been sticking his bill through poultry fence holes ? my geese sometimes get similar scrapes doing that. or possibly got into a scuffle with another drake? or perhaps a rodent?