Craig Johnson

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Berbeda dengan persepsi umum, komunitas dasar laut Antarika begitu beragam. Gambar ini menunjukkan terumbu Timur Antartika yang dalam dengan banyak karang, bunga karang, dan bintang ular. Bisakah kamu melihat gurita? Australian Antarctic Division

Sejarah baru, ilmuwan bisa petakan keanekaragaman hayati di laut Antartika

Jan Jansen, University of Tasmania; Craig Johnson, University of Tasmania, and Nicole Hill, University of Tasmania

Kehidupan di dasar permukaan laut ternyata begitu beragam dan separuh dari spesies yang tinggal di sana tidak ditemukan di bumi bagian lain. Ilmuwan telah mampu memetakannya.
In contrast to common perceptions, Antarctic seafloor communities are highly diverse. This image shows a deep East Antarctic reef with plenty of corals, sponges and brittlestars. Can you spot the octopus? Australian Antarctic Division

Antarctic seas host a surprising mix of lifeforms – and now we can map them

Jan Jansen, University of Tasmania; Craig Johnson, University of Tasmania, and Nicole Hill, University of Tasmania

Life on the Antarctic seafloor is surprisingly diverse – and half of the species live nowhere else on Earth. Now scientists can accurately map this unique biodiversity.
The Great Southern Reef is unique, beautiful and contributes significantly to Australia’s culture and economy. However, few of us realise the magnitude and value of this gem right at our doorstep. T. Wernberg 2002

Australia’s ‘other’ reef is worth more than $10 billion a year ‑ but have you heard of it?

Thomas Wernberg, The University of Western Australia; Alistair Hobday, CSIRO; Craig Johnson, University of Tasmania; Elvira Poloczanska, CSIRO; Scott Bennett, Curtin University, and Sean Connell, University of Adelaide

The Great Southern Reef covers 71,000 square km and contributes more than A$10 billion to Australia’s economy each year.

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