1.   The shallow canals in the north permit only barge traffic.

2.   Authorities led the animal to a shallow canal, but failed to capture it with ropes.

3.   The van later fell into a shallow canal and was abandoned by the men, the police said.

4.   The van overturned and the bus fell into a shallow canal beside a rice field, Morales said.

5.   There, authorities managed to guide the animal to a shallow canal.

6.   It somersaulted down a small bank and landed upside down in the shallow canal, where Vacheron was unable to free himself, police said.