5G0 i\Ir. Ct. a. Boulengcr on 



5. Eloo Riveh, a very fast-runniup; stream about 1") yards wide, 

 flowing from the hills of Gamu eastwards to Lake Abaya. 

 Altitude 3000 feet. 

 Barbiis Dmhesnii, B. afflnis, Clanas Mohecchii. 



G. Sire River, a fast-running stream about 30 yards wide, flowing 

 from the highlands of Gamu to Lake Abaya. Altitude 

 3000 feet. 

 Barbiis intermedius, B. ajffinis, Clarias lazera. 



7. Ganda River, about 15 yards wide, flowing from the highlands 



of Gamu to Lake Ganjule (Margherita). Altitude 3000 feet. 

 Labeo ci/lindricus, Barbiis intermedins^ B. Duchesnii. 



8. AiABA RivEB, a fast-running stream about 20 yards wide, flowing 



from the plains of Kambata to Lake Ganjule. Altitude 

 6000 feet. 

 Barbus Gregorii, B. alticola. 



9. Lake Ganjule or Margherita. Altitude 3000 feet. 

 Hiidrocyon Forsl-alii, Laheo cyVindricus, Barhus Macmilhni, 



B. ituspolii, B. Gregorii, B. nedgia, B. Margarit^e, Synodontis 

 seJiall, Tilapia nilotica. 



10. ZcjA River, 30 yards wide, flowing from the hill Marta south- 



wards to Lake Stephanie. Altitude 4200 feet. 

 Lahto cylindricus, Barhus Gregorii, B. nedgia. 



11. Barja River, a fast-running stream about 10 yards wide, 



flowing from the hills of Sangana and Bako to the Zuja River. 

 Altitude 4250 feet. 

 Labeo cylindriciis, Barbus Gregorii. 



IX. — Lakes Zwai a^d Suksuki. 



1. Lake Zwai. Altitude 4000 feet. 



Discognathiis quadrimacidatus, Barbus zuaicus, B. oreas, Tilapia 

 nilotica. 



2. Lake Scksukt. Altitude 3900 feet. 

 TiJapia nilotica. 



3. SuKSiTKi River, connecting the two lakes. 

 Barbus oreas. 



4. "Maki River, flowing into Lake Zwai. 

 Barbiis oreas, B. Gregorii. 



Y. — System of the Ha wash. 



1. Hawash River at Zekuala, about 20 yards wide. Altitude 

 4100 feet. 

 Varicorhinus beso, Barbus oreas, B. Gregorii. 



