It's coming along nicely, yes.
I like how Sirius forgot all about Lily because he was hungry! Typical teenage boy.
Author's Response: Thank you so much for all three reviews! And I'm sorry I didn't get to respond until now. =] Thanks so much though, and I hope to have the next chapter up soon! -Tamara
Very good with the exploding Grindylow!
Characterization for your intent is good, too, on the both of them.
This is off to a good start. To me, you've got the characterization going well so far. I look forward to more!
One thing, I think it's officially called "The Black Lake" instead of the "Great Lake"?