1. Biology, ecology and taxonomy of aquatic insects especially from order Ephemeroptera, Plecoptera and Trichoptera (EPT) in catchment areas and riverine systems.

2. Biomonitoring of macroinvertebrates.

3. Freshwater ecology.

• Effect of human activities in rivers.
• studying food sources in tropical freshwater ecosystems using stable isotope analysis.
• river bioassessment using aquatic insects.
• patterns of fluctuating aymmetry of natural population of aquatic insects.
• Leaf decomposition in freshwater ecosystems.

National

• Pulau Banding Foundation
• Department of Irrigation and Drainage, Alor Setar, Kedah.
• Penang Botanical Garden, Penang.
• Penang Educational Council

International

• Nagao Natural Environment Foundation, Japan.
• College of Life Sciences and Biotechnology, Korea University, Korea
• Department of Biology, Khon Kaen University, Thailand
• Faculty of Science, Kasetsart University, Thailand

RESEARCH PUBLICATIONS:  

1) Suhaila, A.H and Che Salmah, M.R. (2016).Life History of Thalerosphyrus (Ephemeroptera: Heptageniidae) in Tropical Rivers With Reference to the Varying Altitude. Life Science Tropical Research 27(1): 43-62. (SCOPUS)

2) Wan Mohd Hafezul Wan Abdul Ghani, Che Salmah Md Rawi, Suhaila Abd. Hamid and Salman Abdo Al-Shami (2016). Efficiency of Different Sampling Gears for Aquatic Macroinvertebrates Collections in Malaysian Streams. Life Science Tropical Research 27(1): 115-134. (SCOPUS)

3) Suhaila A.H., Sabrina, D.L, Nik Ahmad Irwan Izzauddin, N.H, Khadijah S. and Hamdan, A. (2015). Prevalence Study Of Parasites In Commercial Free-Range Chickens. Malaysian Journal of Veterinary Research 6(2): 47-58.

4) Suhaila A.H. and ‘Amila Faqhira Z. (2015). Determination of Potential Producers and Consumers in Tropical River Ecosystem Using Stable Isotope Analysis. Proceeding of The 10^th International Symposium in Science and Technology 2015. Bangkok and Pathumanthani, Thailand. August 31 – September 2, 2015.

5) Skowron, M. A., Badmanathan, M, Suhaila, A.H and Wegrzyn, G. (2015). A new species of clearwing moth (Lepidoptera: Sesiidae: Osminiini) from Peninsular Malaysia, exhibiting bee-like morphology and behaviour. Zootaxa 4032 (4): 426–434 (IF: 0.906)

6) Hamady Dieng, Sudha Rajasaygar, Abu Hassan Ahmad, Che Salmah Md. Rawi, Hamdan Ahmad, Tomomitsu Satho, Fumio Miake, Wan Fatma Zuharah, Yuki Fukumitsu, Ahmad Saad Ramli, Suhaila Abdul Hamid, Ronald Enrique Morales Vargas, Abdul Hafiz Ab Majid, Nik Fadzly, Nur Faeza Abu Kassim, Nur Aida Hashim, Idris Abd Ghani, Fatimah Abang & Sazaly Abu Bakar. (2014). Indirect effects of cigarette butt waste on the dengue vector Aedes aegypti (Diptera: Culicidae). Acta Tropica 130: 123-130. (IF: 2.511).

7) Suhaila, A.H., Che Salmah, M.R. and Nurul Huda, A. (2014). Seasonal abundance and diversity of aquatic insects in rivers from Gunung Jerai Forest Reserve, Malaysia. Sains Malaysiana 43(5): 667-674. (IF: 0.408).

8) Suhaila, A.H and Che Salmah, M.R. (2014). Ecology of Ephemeroptera, Plecoptera and Trichoptera (Insecta) in rivers of Gunung Jerai Forest Reserve: Diversity and distribution of functional feeding groups. Life Science Tropical Research 25(1): 61-73. (SCOPUS)

9) Salman, A.A, Jani, H, Che Salmah, MR, Abu Hassan, A., Suhaila, A.H. and Madziatul R.M. (2013). Drivers of beta diversity of macroinvertebrate communities in tropical forest streams. Freshwater Biology 58: 1126-1137. (IF: 3.29)

10) Suhaila, A.H. and Che Salmah, M.R. (2012). Temporal Variation Of Adult Ephemeroptera, Plecoptera And Trichoptera Collected In Tupah River, Kedah, northern peninsular Malaysia. Proceedings of The 7^th IMT-GT Uninet and the 3^rd Joint International PSU-UNS Conferences. Prince of Songkla University, Hat Yai, Songkhla, Thailand.  

11) Suhaila, A.H., Che Salmah, M.R. and Salman, A.S. (2012). Temporal Distribution of Ephemeroptera, Plecoptera and Trichoptera (EPT) Adults in a Tropical Forest Stream: Response to Tropics Seasonality Variations. The Environmentalist 32(1): 28-34.

12) Suhaila, A.H. and Che Salmah, M.R. (2011). Influence of substrate-embeddedness and canopy cover on the abundance and diversity of Ephemeroptera, Plecoptera and Trichoptera (EPT) in recreational rivers. Aquatic Insects 33(4): 281-292. (IF:0.325)

13) Suhaila, A.H., Che Salmah, M.R., Hamady, D., Abu Hassan, A., Tomomitsu, S., Fumio, M. and Michael, B. (2011). Seasonal changes in mayfly communities and abundance in relation to water physico-chemistry in two rivers at different elevations in northern Malaysia. Wetland Science 9(3): 240-250 (SCOPUS).

14) Salman, A. Al-Shami, Che Salmah, M.R., Abu Hassan, A., Suhaila, A.H. and Siti Azizah, M.N. (2011). Influence of agriculture, industrial and anthropogenic stresses on the distribution and diversity of macroinvertebrates in Juru River basin, Penang, Malaysia. Ecotoxicology and Environmental Safety74: 1195-1202.

15) Wahab, A.R. and Suhaila, A.H. 2007. Morphological characterization of Haemonchus contortus in goats (Capra hircus) and sheep (Ovis aries) in Penang. Malaysia. Tropical Biomedicine 24(1): 23-27.

16) Wahab, A.R., Suhaila, A.H. and Ahmad Sofiman, O. 2007. Genetic characterization of Haemonchus contortus in goats (Capra hircus) and sheep (Ovis aries) in Penang. Malaysia. Journal of Bioscience 18(2): 45-56.

17) Wahab, A.R., Suhaila, A.H. and Shahrul Anuar, M.S. 2005. Parasites of bats from the Timah Tasoh Dam Area, northern peninsular Malaysia. Journal of Bioscience 16(2): 113-116.

Books and Magazines 

1) Norshamiera, N and Suhaila A. H. (2015). Aquatic Insects in Recreational Rivers. Bio-Bulletin Vol 2, December  2015: 28-29. School of Biological Sciences. Universiti Sains Malaysia. ISSN: 1823-0504.

2) Suhaila A. H. (2014). Biomonitoring Using Aquatic Insects. Bio-Bulletin Vol 2, June/July 2014: 28-29. School of Biological Sciences. Universiti Sains Malaysia. ISSN: 1823-0504.

3) Che Salmah, M.R., Suhaila A. H., and Nurul Huda, A. (2014). Aquatic Macroinvertebrates of Belum Temengor Rainforest Streams. Pulau Banding Foundation Fauna Handbook Series. Pulau Banding Foundation. Petaling Jaya. Selangor.  ISBN: 978-967-12081-2-0.

4) Suhaila A. H. and Nik Ahmad Irwan Izzauddin, N.H. (2014). Biodiversity of Gunung Ledang Mountaineering the Nature (coffee table book). School of Biological Sciences, Universiti Sains Malaysia in cooperation with Johor National Parks Corporation. ISBN: 978-983-42850-4-3.

5) Suhaila A H, Che Salmah Md Rawi, Abu Hassan Ahmad, Wan Mohd Hafezul Wan Abdul Ghani, Nurul Huda Abdul, Mohd Hafizul Hasmadi Mohd Noor. (2014). Aquatic insects from legendary mountain. In: Biodiversity of Gunung Ledang Mountaineering the nature. ISBN: 978-983-42850-4-3.

6) Suhaila A H, Che Salmah Md Rawi, Abu Hassan Ahmad, Wan Mohd Hafezul Wan Abdul Ghani, Nurul Huda Abdul, Mohd Hafizul Hasmadi Mohd Noor. (2014).  Aquatic insects of Gunung Ledang, Johor. In: Johor Nature Heritage ISBN 978-983-42850-5-0.