Surf Images a photo stock agency licensing surfing photography. Selling surfing wall murals, posters, surf photos and surfing prints for your home décor. This would be for my site www.surfimages.com
You used surf and surfing too many times and it doesn't even make sense. Use your main keyword only once and make it readable for humans
Use your main keyword once and also if you want to make use of surf like word many times then make variation in this word or use other keyword. It will be more beneficial for you..
You can use categories name in description(Like Students, Kids, Teaching etc). It will help you to get traffic from that particular categories names.