r 



OREGON SHORT LINE OGDEN TO YELLOWSTONE. 145 



another fall of about 70 foet. (See Pis, XXXII and 



The river between these two falls flo\vs rapidly in a canyon about 



250 feet deep. 



L in the Ticinity is now owned hj a i\ 

 contemplates building a dam 2 mile 



the upper fall and carrpng the water to a power house below the 

 lower fall, thereby getting a drop of about 450 feet with a force 

 sufficient to develop 40,000 horsepower. 



About a mile north of Mesa, east of the track, there is a beaver 

 pond; recognizable by dead trees standing in a marsh. From Mesa 

 to Fishatch the railroad runs m a lane' hewn through the forest and 

 there is little to be seen. All the rock exposed is dark doi'ous ba^^ult. 



throu 



of 6 to 10 feet 



milenost 70 — show 



led structure or a roof -like form 

 called nressure ridires and seem to 



an internal movement in the lava after the surface had hardened 

 and become more or less rigid, 



A State fish hatcherv built in 1908 is located at the station called 

 Fishatch, on the bank of Warm River. The main building is a log 



structure 40 by 80 feet, equipped with 56 hatching 

 Fishatch. troughs. These troughs are supphed with water 



Elevation 6,119 feet, from Warm Rivcr, which passes under the raih*oad 



at tliis point in a concrete culvert. The hatchery 

 breeds trout exclusively, including .rainbow, eastern brook, and 

 native trout. Tlie hatchery has a capacity of 3,000,000 fry annually. 

 Beef liver, ground very fine, is the principal food of trout fry. 

 Witliin the State reservation of 1,280 acres there are large springs 

 of fresh water with a temperature of 42°, which supply the spawning 

 pond and several concrete rearing ponds. Black and brown bear 

 and moose are hunted successfidly in this vicinity. 



For half a mile north of Fishatch the view from the rear of the train 

 shows the distant sno^v>' Teton peaks framed in a lane tlirough the 

 evergreen forest. On the west, at milepost 75, an old beaver dam, 

 now grown up with willows, is seen in the ponded Warm River close 

 to the track. Fishing for native and eastern brook trout is said to be 



good here. 



o 



At milepost 78 the train enters the lower end of the Island Park 



countrv. Here arc pits from 



Island Park. 



Elevation 6,290 i 

 Ogden 26.5 miles. 



ballast. Island Park is an open sagebrush 

 ^eral sauare miles in area, sm-rounded by a 



with 



underlain 



composed largely of disintegrated volcanic rocks with a considerable 

 percentage of black volcanic glass or obsidian. This 



mixe 



92213'— Bull. 612—15 ^10 



