Jon Mayhew's dog, Bruin, opens his jowls to catch his toy mid-flight as he launches from the dock to the water during the DockDogs competition in Scarborough. Photos by Whitney Hayward/Staff Photographer

Kathy Fardy's dog, Corey, launches into the air to catch his Kong dog toy during the DockDogs competition.

Laura Holena watches her chocolate lab, Nico, launch into the air after throwing his toy for retrieval during the DockDogs competition.

Debbie King's dog, Attitash, grabs ahold of her toy to retrieve after jumping into the water during the DockDogs competition.

Valerie Compagna's dog, Mojo, dives into the water in search of a toy to retrieve during the DockDogs competition.

Mindy Beyer and her son, Kyler Beyer, 3, watch as dogs launch into the water during the DockDogs competition.

Laura Holena watches her chocolate lab, Nico, launch into the air after throwing his toy for retrieval during the DockDogs competition in Scarborough.

Christina Gillies' black lab, Piper, shakes off the water after jumping during the DockDogs competition in Scarborough.

Debbie King's dog, Attitash, swims toward her toy after jumping into the water.

Jessica Paquette holds up a duck retrieval decoy for her dog, Diesel, during the DockDogs competition in Scarborough.

Sandra Dusenbery throws a toy out into the water as her dog, Divot, barrels down the dock in preparation for his jump during the DockDogs competition in Scarborough. Whitney Hayward/Staff Photographer