212 BULLETIN OF THE BUREAU OF FISHERIES 



Table 3. — Distribution and frequency of various organisms on first 100 ships examined — Contd. 



Fouling material 



0 



o 



0 



«x> 

 -o 

 W 



69 



o 

 o 



.a 



o 



70 



CO 



0 

 3 



D. 



u 

 71 



■o 



C] 



03 



fa 



72 



o 

 0 

 ,c 



o 



l> 

 p* 



73 



"3 



3 

 G 

 <5 



a 

 '3 



co 



74 



to. 

 o 



o 



75 



s 

 o 



76 



1 



co 

 77 



a 



03 



CO 



78 



13 

 S3 



o 



79 



J 



a 5 



S3 i 



«u 



to C 

 80 8 



in 



a 



J ra 

 1 § 



3 >0 

 3 C3 



3 K 

 1 82 



3 



o 



83 



1 <£ 1 Eastern Leader 



co 



.a 



M 



a. 

 o 



85 



CP 

 a 



o! 



w 



86 



o 



T 



cd 



87 



3§ 1 Independence ; 



© 



be 

 03 



o 



89 



x: 



tn 



90 



o 



a 

 t 



91 



3 



bo 

 O 

 <! 



92 



a 



■a 



03 



P 



93 



g | William Penn 



1 



& c 



0 5 

 ■a 1 



a f 

 m P 



95 9 



S3 I West Virginia 



gg | West Nestleton |] 



&jj 

 03 



■3 



Eh 



99 



| g | President Garfield i |[ 



"3 

 o 



Eh 



34 

 38 

 12 

 9 

 3 

 1 

 6 

 10 

 2 

 1 

 2 



3 

 5 



19 

 3 

 1 

 1 



26 

 1 

 1 

 1 

 8 

 3 

 1 



3 

 6 

 1 

 5 

 3 

 1 

 14 

 16 

 1 



7 

 13 

 2 



8 

 1 

 1 

 1 



10 

 2 



9 

 4 

 1 



8 

 1 

 7 

 19 

 4 

 4 

 1 

 1 

 4 

 1 



Barnacles: 



Balanus eburneus.. 



X 

 X 



X 

 X 



X 





















- X 



X 

 X 















X 

 - 



























X 



X 



— 





-- 



X - 







-- 



— 



X 



" 

 X 

 X 



X 





X 



X 



X 



-- ) 



< X 















X 

 X 





X 

 X 



X 



... 







































— 





X 





























X 



































































































X 













































































X 



X 



X - 











X 



X 









X 









X . 



























































































































































































Hydroids: 





























































































































sp., unidentified .-. 





X 

























X 









X 



-- 



— 



X 



— 



X 







-- ) 



< 



















































































































































































sp., unidentified 





X 



— 



— 



X 





X 



X 



— 



-- 



— 











X 





X 



X 







X 













.. > 



S A 



v 



A. 



























































































Podocoryne sp., unidentified 































































Metridium sp., unidentified 



X 



X 



















































































































































































Bryozoa: 































































Bowerbankia caudata-- 



X 

























































































































Alcyonidium mytili -- 



X 



























X 





































X 























































































































X 

 X 



X 

 X 



X 



















-- ) 



< 







X 



X 









X 





















sp., unidentified.-. 





























X 









X 



X 



-- ) 



< X 



















X 









































Mollusca: 





X 

 X 























X 





































X 



X 

 X 





























X 





X 



X 





































































Annelida: 





































X 

















































































































































































































Protozoa: 





























































































































Tunicates: 





X 



X 























X 











































































X 

















Botryllus schlosseri..- 







X 























































Algae: 



























































































































Enteromorpha intestinalis. . _ 













X 

 X 























X 

 X 













X 

 X 









X 





















X 



X 







X 











X 



X 

















X 





X 







































































































Acrochaetium, sp., unidentified 





























































































































Cladophora sp., unidentified 













X 























X 





















































































































































i No record for ship. 



In Figure 21 is shown a comparison of the relative importance of the various 

 kinds of fouling growths, based upon data given in Table 1. It will be seen that of 

 the 217 vessels that were foul 152 had barnacle growths, 105 were foul with algae, 



