Wow check out the photos at Edvin's site! Photos from Mabul, near Sipadan.
Click here to goto Edvin's Photo site!
This type of seahorse is very tiny. Measuring about 2cm, no bigger than your thumbnail.
Totally adorable, they were only discovered recently due to their excellent camoflage.
Pardon me- they aren't mini - they are pygmy seahorses; otherwise known by the cool name of hippocampus bargibanti.
More information can be found on google. Click here.