The book after Erin Hunters moonrise is Dawn
It is Moonrise.
Moonrise was published on August 1, 2005.
Brambleclaw became deputy in the book "Moonrise" in the Warriors series by Erin Hunter.
"Moonrise" is the second book in the "Warriors: The New Prophecy" series by Erin Hunter. It has 352 pages in paperback format.
Erin Hunter's new book can be anything in the future. The recent book that just came out from Erin Hunter was, Omen of the Stars, the Fourth Apprentice. Otherwise, you can say, any other book that Erin Hunter writes besides Warriors.
Moonrise
Well Blackcough is mentioned in Moonrise,(The New Prophecy) the series of warrior cats, by Erin Hunter, and is mentioned by Mothwing. I'm not sure what page though, can someone else answer that question?
Erin Hunter
Nope.
Dark River
Yes
Erin Hunter