482 



HARSHBERGER— INFLUENCE OF SEA WATER [April 22, 



tion, south arm of Shark River Bay at carriage bridge. Sp. gr. 

 1. 001 5 ; temp. 25°. [Sp. gr. 1.0036.] 



115. Water from last extensive patch of Spartiiia stricta mari- 

 tiiiia merging with TypJia aiKjitstifolia. Sp. gr. i.oooo; temp. 23°. 

 [Sp. gr. 1.0016.] 



116. Water tested at the head of the south arm of Shark River 

 Bay (Fig. 6), where the vegetation becomes continuous and the 

 patches of Spartiiia stricta iiiaritiina are divided by narrow hnes of 

 Scirpiis fluriatiUs, Typha aiigustifolia, Zicaiiia aquatica, touching a 

 forest growth of Nyssa sylz-atica. Sassafras varUfoJuim, Piniis 



Fig. 6. Association of Spariina stricta VLaniima in upper part of the 

 south arm of Shark River Bay, showing blending and transition of salt-water 

 and fresh-water vegetation. 



rigida, Qncrcus prinns. 0. alba. Sp. gr. 0.9990; temp. 25°. [Sp. 

 gr. 1. 001 1.] 



119. Water 60 cm. deep at a point along south shore of Shark 



