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24 A. E, Verrill—The Bermuda Islands. 436 
tide, usually 6 to 8 inches, and contains several small islets, some of 
which are inhabited ; others are wooded and unoccupied. Trunk 
Island has a stone residence and pleasant grounds with palmettoes 
and other shade trees upon it. Its clear waters abound in marine 
Figure 138.—Harrington Sound and small Islets. 
life and its cavernous cliffs and shell-sand beaches afford some excel- 
lent places for zodlogical collecting, especially since collecting can 
be done here with a boat when it is too windy to do anything of the 
kind on the other shores. (Plate 1xx1.) 
Near the western end of this sound, and close by the roadside, is 
* Devils Hole,” which is a natural fish-pond connected by subterra- 
nean crevices with the sea. It was formed by the falling in of the 
roof of a cavern. It has been enclosed by a wall and stocked with 
hundreds of fishes, mostly large “ Hamlets” or Hamlet Groupers. 
With these are some Green Angel-fishes, Oldwives or “ Turbots” ; 
and a few other kinds. When we visited the place, it also contained 
several green Sea-turtles. 
It is a sort of gigantic natural aquarium, and is well worth a visit. 
The fishes are fed so often by visitors that even the large Groupers, 
: some of them a yard long, will take bread and other food from one’s 
hands, but caution is necessary lest they take the fingers also. 
When food is thrown into the water there is a wonderful scene of 
wild commotion, and a great display of wide-open red mouths. 
On the south side of the island, not far from here, there is an exten- 
sive beach of white shell-sand, on which the breakers, in southerly 
winds, beat with great force. ‘The loose sand from the beach, which 
