Ideas for drawing :
1.Use colur pencils for colouring .
2.If u want to shade fro drak to light , draw the colour drak where you need dak and the rub with achalk on it and spread it with your thumb finger .
3.Rub as much as possible to make it beautiful .
4. Don't waste time in drwing with pencil .Draw a rough skecth and then start colouring. Always shade at last.
5.Colour should be dark.
I hope this helps you.
Sorry for not answering about sea capitan . If you like mark it as best.......