142 GLAUCUS ; OR, 
From the bare rocks above high-water mark, down 
to abysses deeper than ever plummet sounded, is 
life, everywhere life; fauna after fauna, and flora 
after flora, arranged in zones, according to the amount 
of light and warmth which each species requires, and 
to the amount of pressure which they are able to 
endure. The crevices of the highest rocks, only 
sprinkled with salt spray in spring-tides and high 
gales, have their peculiar little univalves, their crisp 
lichen-like sea-weed, in myriads; lower down, the 
region of the Fuci (bladder-weeds) has its own tribes 
of periwinkles and limpets; below again, about the 
neap-tide mark, the region of the corallines and Aleve 
furnishes food for yet other species who graze on its 
watery meadows; and beneath all, only uncovered at 
low spring-tide, the zone of the Laminariz (the great 
tangles and ore-weeds) is most full of all of every 
imaginable form of life. So that as we descend the 
rocks, we may compare ourselves (likening small 
things to great) to those who, descending the Andes, 
pass in a single day from the vegetation of the Arctic 
zone toe that of the Tropics. And here and there, 
