Sediment coring in Lake Erazo

April 14, 2015

XPERT field school is underway…


Lake Erazo Sediment coring on Lake Erazo. Photo by Valerie van den Bos (who spent the flight over reading a book on how to take the perfect photo)

By Alexandra Lee and Nick Primmer

To study the palaeo-environmental record of the Andean cloud forest, sediment cores were taken from the recently discovered Erazo lake. In mixed conditions of blazing sun and pouring rain, 14 researchers, one bus driver and several Ecuadorian guides hauled what felt like a ton of equipment up to the lake 2,300 m asl. In the centre of the lake, a wooden coring platform was mounted between two boats securely anchored at three positions. Using a modified Livingston corer with a drop hammer, five cores were successfully recovered from the lake up to a maximum depth of two metres. The main challenge encountered was the stability of the platform which resulted in several complications limiting the number of cores…

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  1. Hi all!
    Five cores sounds like a good achievement! Hope you got well to the town overweight AND with five 2m long cores AND probably completely wet.

  2. Pingback: Coring with the Livingstone Well-Aijen (The Netherlands) | Ecology of the past

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