Flora index
Fauna index
guide to the mangroves of singapore
Peter K L Ng and N Sivasothi (editors)
Sonneratia weevil
Rhynchites sp.
Family Attelabidae

Adult size:
4-5 mm

An unidentified species which attacks flower buds of Sonneratia spp. Eggs are laid in flower buds, which host the weevil's entire life history.
close-up of adult
Sonneratia weevil adults
on foliage

view of several adults on leaf
Adult weevils on
a graze-damaged leaf

dissected flower bud showing eggs and larvae
Eggs and larvae in section
of Sonneratia flower bud
The larvae feed on and may cause death of the buds, and adults emerge to attack foliage and buds.

These attacks severely limit the number of successful fruit sets.
dissected bud showing larvae and pupae
Weevil life history revealed in
section of Sonneratia bud

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What is mangrove?

The Ecosystem


Indirect uses
Potential uses

About Mangroves
in Singapore

Mangroves to visit
From "A Guide to Mangroves of Singapore", Peter K. L. Ng and N. Sivasothi (editors)
Volume 1: The Ecosystem and Plant Diversity and Volume 2: Animal Diversity
Authors: Kelvin K. P. Lim, Dennis H. Murphy, T. Morgany, N. Sivasothi, Peter K. L. Ng,
B. C. Soong, Hugh T. W. Tan, K. S. Tan & T. K. Tan
BP Guide to Nature Series published by the Singapore Science Centre, sponsored by British Petroleum
2001 Raffles Museum of Biodiversity Research, The National University of Singapore & The Singapore Science Centre