314 TREUBIA VOL. i, 2—4. = 
TABLE IV. (Observation-table). 
Combined data concerning the salinity of the pond-water, the 
tation, collected in the Batavia sea fish ponds. 
Salinity! Mosquito-net catches | 
f the EN DET EE 
0 umber | Number | Number | N 
Date Place pond- | Number | of 99 of | of $9 of of 99 of lof Ge 
t of mos- | Myzo- | Myzo- | Myzo- | Myzo- 
Water | quito- | myla | myia | myia | myia 
SUP Nas ludlowi | rossii | ludlowi | rossii 
Theobald, Giles |Theobald| Giles 
11 XI °18} Heemraad Oost . . | 13.25 | — — I — 80 81 
| 
Kuan Batan cam: 202 | — = | = 8 20 
12, » a Oo me el US = = = 8 D 
> » » | Hemd Ooi . . | 108 || = — 13 77 
13, » » 35.3 | = = 4] Sarl 0 29 
| 
re, i 13.1 6 100 125 | 41 75 
» » ” + 13.0 | ? Wh 43 == = 
| a 
14 ” ” ” 40.7 = — — 0 36 
1 5 5 || WA Kerang 5 5 6 |] BO | = = |= | © 15 
» » „| Heemraad Oost . . | 250 | 4 35 | 6015 | 7 121 | 
(ORE Me Nacpad nen 1102/5 Us|) oP 0 138 | — - 
| 
Dm mp} MA NAE ee a al ZO -- = = | 0 02 
17 , „| Jaagpad 65.1 ? 0 | = = 
| 
18 „ , | Muara Karang . . . | 59.6 = = — | 0 15 | 
| 
» » „ Antjol etes D. TRS 44.0 = — en | 0 74 
Ge à à à = a | AO = = = 0 40 
” ” ” » . . . À > 36.6 ? 0 ' 110 TS x 
AV ns RECU ? Ol Ko = 
zn mi NE Neng. 1122 = = =) | 10 
Die SN ee ? 0 | 438 0 on 
__SUNIER: Marine fish-ponds of Batavia. 315 
production of Anophelines and the composition of the submerged vege- 
Ti nn 
Composition of the samples of the submerged vegetation collected in the places where 
the mosquito-nets had been set and/or the larvae and pupae had been caught 
Further data concerning the observation-places. 
