It is all the way down and to the right. It is much easier to swim across at the surface than to avoid the rising bubbles underwater. You get the trap by touching it, as with most Poptropica items. You do not need oxygen to get back up.
You fetch the lobster trap.
There is no net on Big Nate island. There is a lobster trap, and you can recover it for Cap'n Salty. Grab the photo blowing around by the lighthouse and take it to the Say Cheese photo shop. The owner will give you some scuba gear to dive for the trap.
The only "rope" is attached to the lobster trap, in the water off Puffin Point lighthouse.(see related question)
The crustacean in the lobster trap is a lobster. (see the related questions)
When you dive to the bottom right at Puffin Point, just walk into the trap to pick it up.
Yes, the trap is at the bottom right. Walk into it with your character to pick it up.
The old sailor (Cap'n Salty) will give you the keys to his jetski, and a lobster from the trap. You use the lobster as "pliers" to turn the lighthouse light and scare the seagull away from the school bell tower. You look through the lighthouse telescope and see the paper on the seal island. Race Nate on the jetski to get the paper from the island. (see related questions)
You don't. Give the trap to the old man (Cap'n Salty) and he will give you a lobster and the keys to his jet ski.
You dive for Cap'n Salty's lobster trap. (see related question)
you need to get a lobster by using a lobster trap.
The lighthouse light can be turned using a lobster to grip it. To get the lobster, dive for Cap'n Salty's lost lobster trap.(see related question)
the lobster catching guy gives u lobster after u help him find his lucky lobster trap, use the lobster on the light, it works like a wrench