NEREIS JAPONICA. 



from those on the open sea coast of the same longitude in the south of 

 Shikoku ; thus in Kojima Gulf, the flood occurred at 11.40 p'm. on Dec- 

 ember 16th, 1906, while it should have taken place in the outer sea at 

 about 6.30 p.m. ; and in Tokyo at 4.43 p.m. on the same day. 



The fishing for the worms are done at six stations, the positions of 

 which are denoted by numerals in the annexed map (text-figure 4) and 

 which, according to long experiences of the fishermen, should be the most 



Text-figure 4 



The Map of Kojima Gulf. 



1-6 denote the stations where the poles for the "pyramidal nets " are planted. Tha marks- 

 X denote the area inhabited by the worms. The dotted lines indicate the boundaries of the 

 mud flat exposed at the spring-tides. 



advantageous for the work and so remain fixed from year to year. A 

 number of the fishing boats assemble at each station and sets the 

 "pyramidal nets" at work. Station No. r, as being the nearest to 

 Hachihama where I have stayed, was the one whither I repaired, in good 

 time to see the beginning of the swarming. The fishing boat I was in 

 was manned by three men and was provided with a lantern, a " pyramidal 



