THE GLIMBINQ FISH. 
169 
deep water again. When spawning they do not take the 
hook; they are then lean; but at the time of their depart- 
ure from the coast they are fat and plump. The eggs of 
the mackerel as well as of the cod are so light as to rise to 
the surface, where they develop. Allied to the mackerel, 
though of great size, are the horse-mackerel and the sword- 
fish, whose upper jaw is greatly prolonged. 
The singular Anahas of the East Indies is the represen- 
tative of a small group of fishes called Laiyrintliici or laby- 
rinth-fishes, in allusion to a cavity on the upper side of the 
branchial cavity on the first gill-arches, containing a laby- 
FiG. 215. — The Haddock, Melanogrammus ceglefinus. 
rinthine organ, which consists of thin plates, developed 
from the upper pharyngeal bones, enabling the fish to live 
for a long time out of water. Anahas scandens, of the 
fresh waters of India, will travel over dry land from one 
pond to another, and is even said to climb trees by means 
of the spines in its fins. 
Near the head of the order stands the cunner [Taidogo- 
labriis adspersus), whose anatomy is represented by Figs. 
198-200. Passing over the tautog, the voracious wolf-fish 
(Anarrhichas), the blennies {BleiinidcB), in which the body 
is long and narrow, and the viviparous eel-pout (Zoarces), 
the CQttoi(is or sculpins, and a number of allied forms^ w^ 
