alam lubna, zolkaply siti zulaiha, sumaila ussif rashid, rusydy ibnu, kutty ahmad abas, bari md. azizul, mokhtar mazlin, pradhoshini kumara perumal, krishnakumar subbiah, musthafa mohamed saiyad.  (2024).  risk of extinction, variability in fish species composition, and factors influencing fish biodiversity in the malacca strait.  - environmental science and pollution research.  41355 - 41369. 

taweel, abdulali; shuhaimi-othman, m.; ahmad, a. k..  (2013).  assessment of heavy metals in tilapia fish (oreochromis niloticus) from the langat river and engineering lake in bangi, malaysia, and evaluation of the health risk from tilapia consumption.  - ecotoxicology and environmental safety.  93:45-51. 

nadeesha dilani hettige, rohasliney hashim, ahmad abas kutty, zulfa hanan ashaari.  (2023).  a new model for organic contamination assessments using benthic macroinvertebrates as biological indicators.  - turkish journal of fisheries and aquatic sciences.  1-15. 

hasya shazwani hasnoramri, lau hor yue, ahmad, a.k..  (2022).  kepelbagaian makroinvertebrat bentik di sungai jeriau, bukit fraser, pahang, malaysia.  - sains malaysiana.  2365-2375. 

marina zainal abidin, ahmad abas kutty, tukimat lihan & nurul akhma zakaria.  (2018).  hydrological change effects on sungai langat water quality.  - sains malaysiana.  . 

nurul akhma zakaria, ahmad abas kutty, mohd akmal mahazar, marina zainal abidin.  (2018).  penggunaan spesies ikan air tawar terpilih sebagai penunjuk biologi pencemaran kromium dan selenium di malaysia.  - sains malaysiana.  . 

ahmad, a.k., a. siti hafizah & m. shuhaimi-othman.  (2015).  potensi makroinvertebrat bentik sebagai penunjuk biologi di sungai ikan, hulu terengganu, terengganu.  - sains malaysiana.  663-670. 

ahmad abas kutty & suhaimi hani nazirah.  (2024).  potential use of freshwater insect larvae in river biological monitoring: a systematic review.  - serangga.  74 - 87. 

nadeesha dilani hettige, rohasliney hashim, ahmad abas kutty.  (2024).  application of benthic macroinvertebrates as potential bio-indicators in malaysian's rivers: gap and bibliometric analyses.  - malaysian journal of science.  72 - 85. 

alam lubna, zolkaply siti zulaiha, sumaila ussif rashid, rusydy ibnu, kutty ahmad abas, bari md. azizul, mokhtar mazlin, pradhoshini kumara perumal, krishnakumar subbiah, musthafa mohamed saiyad.  (2024).  risk of extinction, variability in fish species composition, and factors influencing fish biodiversity in the malacca strait.  - environmental science and pollution research.  41355 - 41369. 

nadeesha dilani hettige, rohasliney hashim, ahmad abas kutty, zulfa hanan ashaari.  (2023).  a new model for organic contamination assessments using benthic macroinvertebrates as biological indicators.  - turkish journal of fisheries and aquatic sciences.  1-15. 

hasya shazwani hasnoramri, lau hor yue, ahmad, a.k..  (2022).  kepelbagaian makroinvertebrat bentik di sungai jeriau, bukit fraser, pahang, malaysia.  - sains malaysiana.  2365-2375. 

hettige, n. d., rohasliney, h., ashaari, z. h. b., kutty, a. b.a., jamil, n. r. b.  (2021).  application of gis for water quality monitoring in the aquaculture impacted rawang sub-basin of the selangor river, malaysia.  - the 10th annual international conference 2020 on environmental and life sciences.  1-11. 

n d hettige, h rohasliney, z h b ashaari, a b a kutty, n r b jamil.  (2021).  application of gis for water quality monitoring in the aquaculture impacted rawang sub-basin of the selangor river, malaysia.  - 10th annual international conference (aic) on environmental and life sciences (els) 2020 (earth and environmental science).  1-11. 

akmal mahazar, mohammad shuhaimi-othman, and ahmad abas kutty.  (2013).  benthic macroinvertebrate as biological indicator for water quality in sungai penchala.  - aip conference proceedings -ukm fst postgraduate colloquium.  . 

m. mustaqim-alias and a.k. ahmad.  (2013).  benthic macroinvertebrates diversity and water quality assessment at sungai congkak recreational are, hulu langat selangor.  - aip conference proceeding-ukm fst postgraduate colloqium.  . 

maimon abdullah, ahmad abas kutty, abdullah samat, salmijah surif, shuhaimi othman.  (2009).  incorporating faunal biodiversity and screening of recalcitrants in bioindicator species within a monitoring programme for environmentally sensitive areas.  - .  Bab 7 ; 93-111. 

mohd. shuhaimi othman, e.c. lim, mushrifah idris & ahmad abas kutty.  (2009).  kepekatan logam berat dalam air dan sedimen tasik dan sungai.  - .  43-54. 

ahmad abas kutty, herryawan ryadi eziwar dyari, muhamad syahmin aiman sahrir.  (2022).  tasik chini: kepelbagaian ikan.  - .  109. 

hasya shazwani hasnoramri, lau hor yue, ahmad, a.k..  (2022).  kepelbagaian makroinvertebrat bentik di sungai jeriau, bukit fraser, pahang, malaysia.  - sains malaysiana.  2365-2375. 

ahmad bin abas kutty.  (2022).  kironomid: morfologi dan sitogenetik.  - .  . 

farah safiah, a. n., ahmad, a. k., nurhafizah-azwa, s.  (2021).  kualiti air dan kepelbagaian makroinvertebrat bentik, di sungai durian perangin, pulau langkawi, kedah, malaysia.  - serangga.  10-23. 

zalela abd aziz, ahmad abas kutty.  (2020).  kironomid: khazanah sungai.  - .  271. 

ahmad hadri jumaat, junfung wong, ahmad abas kutty, raja m. zuha.  (2023).  chironomids (diptera: chironomidae) as potential candidates for forensic indicators in freshwater ecosystem - a preliminary study from bangi, selangor.  - 5th international symposium on insects 2023.  147. 

ahmad bin abas kutty.  (2022).  kironomid: morfologi dan sitogenetik.  - .  . 

shukor bin md. nor;zaidi bin che cob;ahmad bin abas kutty.  (2021).  stream ecology study at the surrounding areas of hulu jelai dam site, pahang .  - .  . 

shukor bin md. nor;zaidi bin che cob;ahmad bin abas kutty.  (2021).  stream ecology study at the surrounding areas of hulu terengganu dam sites, terengganu.  - .  . 

sharifah mastura, khairul nizam,ahmad abas, mohd shahrul,mohd marzuki,mohd talib,rakmi,norghani,kamisah,lilia,zaini,rosniza,lam,mokhtar,novel,syarina,aslinda,ahmad tarmizi,azizah,khirunisa.  (2019).  loading analysis and carrying capacity study in pasir gudang.  - .  1-384.