Supplementary Table 1List of algal genera recorded in all the habitats

S. No. / Location / Algal group
Cyanophyceae / Chlorophyceae / Euglenophyceae / Bacillariophyceae
1 / Leh, Jammu and Kashmir / Chroococcus sp.
Phormidium sp.
Anabaena sp.
Calothrix sp. / Chlorococcum sp.
Tetrastrum sp. / - / -
2 / Srinagar, Jammu and Kashmir / Phormidium sp. / Chlorella sp.
Scenedesmus sp.
3 / Rohtang Pass, Himachal Pradesh, / Aphanothece stagnina Phormidium boryanum
Phormidium sp.
Nostoc sp.
Anabaena sp. / Chlorococcum sp.
Bracteacoccus sp.
Chlorella sp.
4 / Manikaran, Himachal Pradesh / Aphanothece saxicola
Phormidium sp.
Anabaena sp.
Calothrix sp
Mastigocladus sp. / Chlorococcum sp.
5 / Shillong, Meghalaya / Pseudanabaena sp.
Planktolyngbya sp.
Phormidium sp. / Chlamydomonasorbicularis
Chlorella sp.
Scenedesmus sp.
6 / Guwahati, Assam / Synechococcus aeruginosus / Chamydomonas sp.
Chlorococcum sp.
Scenedesmus sp.
S.No. / Location / Algal group
Cyanophyceae / Chlorophyceae / Euglenophyceae / Bacillariophyceae
7 / Chilika Lake, Odisha / Aphanocapsalittoralis
Merismopedia convoluteGeitlerinema earlei
Spirulina subsalsa Planktothrix sp.
Phormidium boryanumPhormidium sp.
Oscillatoria limosa
Oscillatoria sp.
Lyngbya magnifica
Lyngbya majuscula Trichormus doliolum / Tetracystis sp.
Ankistrodesmus sp.
Kirchneria sp.
Scenedesmus sp.
Botryococcus sp.
Pediastrum duplexOedogonimum sp.
CladophoraglomerataChaetophora attenuata
Enteromorpha sp.
Ulothrix sp. / Phacus sp. / Cocconeis sp.
Cymbella sp.
Navicula sp.
Nitzschia obtuse
Nitzschia sp.
8 / Rushikulya river, Odisha / Aphanothece stagnina
Synechocystis pevalekii Merismopedia glauca Gloeocapsa atrata Pseudanabaena sp.
Limnothrix sp.
Geitlerinema earlei Phormidium retziiPhormidium sp.
Oscillatoria limosaOscillatoria princepsOscillatoria acula
Oscillatoria sp.
Nostoc muscorumTrichormus doliolum
Calothrix marchica
Fischerella sp. / Scenedesmus sp.
Pediastrum simplex
Cosmarium granatumUlothrix sp.
Enteromorpha sp. / Euglena mutabilis
Trachelomonas hispidia / Cyclotella meneghiniana Navicula sp.
S. No. / Location / Algal group
Cyanophyceae / Chlorophyceae / Euglenophyceae / Bacillariophyceae
9 / Bahuda river, Odisha / Chroococcus turgidus
Limnothrix sp.
Geitlerinema earlei Phormidium ambiguum Phormidium retzii / Scenedesmus sp.
Botryococcus sp.
Enteromorpha sp. / Cyclotella meneghiniana
Cymbella ehrenbergii
10 / Sagar Island, Sundarban, West Bengal / Microcystis aeruginosaMicrocystis flos-aquaeMicrocystis viridis
Chroococcus turgidus Aphanothece stagnina
Synechocystis pevalekii AphanocapsalittoralisMerismopedia convoluteMerismopedia glauca cyanosarcina sp.
Pseudanabaena sp.
Geitlerinema earlei
Planktolyngbya sp.
Planktothrix sp.
Phormidium ambiguum
Phormidium boryanumMicrocoleus sp.
Oscillatoria princeps / Chlorococcum sp.
Chlorella sp.
Parachlorella sp.
Botryococcus sp.
Scenedesmus sp.
Desmodesmus sp.
Pediastrum simplex
Pediastrum duplexChamydomonas sp.
Closterium sigmoidum / Euglena gracilisEuglena mutabilis
Phacus sp.
Trachelomonas hispidia
Trachelomonas volvocina / Amphora sp.
Cocconeis sp.
Cymbella ehrenbergii
Cymbella sp.
Navicula sp.
Nitzschia obtuse
Nitzschia sp.
Gomphonema geminatum
Gymnodinium sp.
11 / Namkhana, Sundarban, West Bengal / Chroococcus sp.
Synechococcus aeruginosus
Merismopedia glauca
Arthrospira platensis
Phormidium sp.
Lyngbya aesturii / Chlorella sp.
Scenedesmus sp.
Pediastrum sp.
Tetraedon gracile
Coelastrum sp.
Cosmarium sp.
Cladophora sp. / Euglena sp. Phacus sp. / Synedra sp.
Thallassionema sp.
Navicula sp.
Cylinchiadrotheca closterium
Nitzschia obtusa
Serial No. / Location / Algal group
Cyanophyceae / Chlorophyceae / Euglenophyceae / Bacillariophyceae
12 / Koikhali, Sundarban, West Bengal / Cyanosarcina sp.
Microcystis viridis
Geitlerinema sp.
Spirulina sp.
Leptolyngbya sp.
Planktothricoides sp.
Phormidium gracile
Phormidium sp.
Lyngbya arboricola
Trichormus sp.
Scytonema sp.
Fischerella sp. / Dictyosphaerium sp.
Ankstrodesmus sp.
Scenedesmus sp.
Cladophora sp. / Trachelominas oblonga
Lepocinclis ovum
Phacus sp. / Pleurosigma sp.
Nitzschia sp.
Cymbela sp.
Pinnularia sp.