MAEIIs'E T.ABORAroRV OF STANFORD ITXTVERSTTY. 



247 



anywhere along the coast a g-reater variety of marine plants or 

 animals than are common in the various bathymetrical zones of 

 Monterey Bav. Within easv access to the laboratory, the bay 

 for some distance ont, is quite shallow, and at the time of the 

 lowest tides an array of rocks is uncovered, fairly teeming with 

 life. Within ten minutes walk from the laboratory is Point 



Figure 48. Ocean cliff vegetation, near the Marine Laboratory, con- 

 sisting largely of species of Cotyledon, one species of Erigonum and one 

 of Eryophyllum. 



Pinos, a formidable, jagged granite ridge extending several 

 hundred feet out into the bay. Here the collector will find a 

 most interesting variety of conditions ranging from the quiet 

 and warm tide pools near shore to the rocks exj)0sed to the con- 

 stant action of the surf. As one might expect, this variety of 

 conditions such as temperature, light exposure, density of sea 

 water, and exposure to wave action has resulted in an unusual 

 variety of plants and animals. It is in the tide pools that 

 one may find several interesting coralline algse as well as a 



