. I pesci d'acqua dolce della Guiana britannica, compreso uno studio del raggruppamento ecologico delle specie e il rapporto della fauna dell'altopiano a quello delle pianure. ts significa niente ecceptwhat è sulla superficie. Lunedì, il 5 ottobre, siamo partiti per Tumatumari, ma a seguito di vari incidenti alle imbarcazioni abbiamo dovuto legare la riva di notte. Beingovertaken il giorno seguente da un'altra barca, abbiamo continuato con esso a Tumatumari.which abbiamo raggiunto alle 7:00 P.M. ho chiamato il sig. Edward Bovallius, il rappresentante della Compagnia di esplorazione di Essequibo e sul sig. Brummel, uno di Th

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. The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands . ts mean nothing exceptwhat is on the surface. On Monday, the fifth of October, we started for Tumatumari, but on accountof various accidents to the boats we had to tie to the shore over night. Beingovertaken on the following day by another boat, we went on with it to Tumatumari.which we reached at 7:00 P.M. I called on Mr. Edward Bovallius, the representa-tive of the Essequibo Exploration Company, and on Mr. Brummel, one of thegovernment officers, and began seining on the following morning. 44 MEMOIRS OF THE CARNEGIE MUSEUM Tumatumari owes its existence to a cataract in the Potaro River. The goodsbrought up by the launch to the lower landing are transported by cart to the upperlanding, and this transport gives employment to nearly all the inhabitants. Atthe time of our visit the stream was confined to the northern channel, the southernchannel being entirely dry. We made headquarters in the Sprostons rest-house, from which point we had a view over the cataract. We collected on sand-bars. Fig. 13. Looking across the Rapids of the Potaro River at Tumatumari. Papaya-trees in foreground. above and below the cataract, in the cataract itself, and in a little stream emptyingfrom the north just below the cataract. Our experience in fishing may again bequoted from letters sent home. We found a brook and went up it. I enjoyed the water, it was nice and cool. The waterwe have to drink is in an iron tank out in the broiling sun and no ice is to be had nearer than forty-seven miles. We fished upstream until we came to a deep pool. The nondescript helping us didnot know how, and stepped on a spiny palm branch besides, so I got into the water to take hisplace, and told him to take a big club and beat the water to drive the fishes down. He did thisslowly. Shideler and I then took up the lead line of the net, for the

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• bookauthoreigenman
• bookcentury1900
• bookdecade1910
• bookyear1912