ok, you have to have animation first... You set keys for your dolphin, causing it to move... right?

You will want to render however many frames your dolphin is moving. However, keep in mind that...

first, you need to make sure your animation lasts that long... if your dolphin is only keyed to move between frames 1 and 48, then even if you render 1 million frames, it'll only move those first 48....

I noticed your saying it renders only 1 second of animation earlier in this thread.... you realize at 30 fps, 48 frames is only 1.5 seconds... are you sure it's doing something wrong? If you want a...

make sure you set your frame padding correctly, too.

I've had situations where only the first 9 frames will play because of the jump from 9.tga to 10.tga instead of 09.tga to 10.tga...