FIRST OF ITS KIND: Lundberg explaining about the formation of stromatolites.
KUCHING: The presence of
stromatolites have been detected in Deer Cave, revealed visiting
speaker Professor Joyce Lundberg from Carleton University, Ottawa,
The presence of stromatolites
have been detected in Deer Cave, revealed visiting speaker Professor
Joyce Lundberg from Carleton University, Ottawa, Canada, yesterday.
suite of distinctive freshwater stromatolites developed in the low
light zone close to the northeastern entrance of the cave located in
Gunung Mulu National Park, is the first of their kind reported in the
Deer Cave is already famous for its huge passages and vast bat population.
to Joyce, stromatolites are layered sedimentary fossilised structures
formed from layers of cyanobacteria, calcium carbonate and trapped
grow in a series of horizontal narrow shelves up a part of the cave
wall that is exposed to low light, vertically underneath the
guano-laden shelf washed by fresh water from a shower head above,” she
explained in a technical talk given at the Tun Abdul Razak Hall
The talk titled
“Freshwater Stromatolites in Deer Cave, Sarawak – A Unique
Geobiological Cave Formation” is part of a regular series of heritage
talks organised by the Sarawak Museum Department.
About 40 people, comprising of students, academicians and officers from relevant government bodies, attended the talk.