Henri, H. 1984 24 June (continued) Rio Puerto Viejo below the station, at the base of a long chain of concrete steps. Normally the river here moves briskly, but is shallow, clear enough to see easily the large Ciclolasma fish, and so mellow as to be easy to stand in and bath. Now the water is a light reddish brown, swirling furiously around the trunks of big trees it has just surrounded, and going by very fast. Trees that were once well up on the banks have their lower limbs in the current, leaves whipping around. The Sura, a side stream has risen so high it's backflowing under its bridge, and foliage of streamside trees is visible beneath the murky surface. This Puerto Viejo is not the benign river across which two of us waded in the dark carrying a heavy, seriously ill Eric Barnett a couple of years ago! After some thought I decided to see how fast it took the river to rise the height of one step, calibrated from first splash over of one to the next step: exactly 5 minutes for c. 20 cm. While I sat there in the dusk, waiting for the second splash, huge logs went by. Each was surrounded by a slimy, foamy froth of leaves and other debris, a slick of elongate shape due to the current (I suppose). On one log was a whitish yellow, insensible, long dead pig. The pig was aligned along