Phylum Chordata   Subphylum Urochordata Cystodytes sp. Tunicates are an interesting species created by multiple colonies of individuals. This particular tunicate is rather flat, roughly 1 cm thick and is gray to white in color and transluscent in appearance. It is commonly found in the subtidal zone. Subphylum Vertebrata Class Osteichthyes Oligocottus maculosus (tidepool sculpin or rockpool johnny) This small, quick, darting fish measures less than 9 cm long and has a broad ugly head and tapering body. Despite its unfortunately shaped noggin, the tidepool sculpin has smooth skin without scales or prickles, and ranges from pleasing hues of green to reddish-brown. It has irregular dark saddles on its back and possesses large pectoral fins. Commonly found in the tidepool, it is camouflaged very well in its environment.