Vellar Estuary
|
Name of the River
|
Vellar
|
|
Place
|
Parangipettai
|
|
District
|
Cuddalore
|
|
State
|
Tamil Nadu
|
|
Latitude
|
11° 29’N
|
|
Longtitude
|
79° 46’E
|
|
Important Land Marks
|
Centre of Advanced Study in Marine Biology
|
|
Length
|
16 km
|
|
Width
|
600 m
|
|
Average Depth
|
2.5 m
|
|
Tidal amplitude
|
1 m
|
|
Nature of the Substratum
|
Sandy-Muddy
|
|
pH
|
8.2
|
|
Type of the Estuary
|
Bar-built
|
|
Water Temperature
|
31.2°C
|
|
Salinity
|
28.13 ppt
|
|
Dissolved oxygen
|
4.5 ml/l
|
|
Predominant benthic fauna
|
Polychaete, Tanaids, Bivalves, Gastropods, Nematodes
|
|
Predominant phytoplankton
|
Coscinodiscus centralis, Planktoniella sol, Bellerochea malleus, Odontella sinensis, Thalassiothrix frauenfeldii, Thallassionema nitzschiodes, Ceratium furca, Trichodesimium erythraeum
|
|
Predominant Zooplankton
|
Cyclopoid nauplii, Polychaete, Larvae, Molluscan Veligens
|
|
Commercially important shellfishes
|
Meretrix casta
|
|
Commercially important Finfishes
|
Mugil cephalus, Etroplus suratensis, Chanos chanos
|
|
Sewage dishcharges
|
Local Panchayat Sewage
|
|
Municipal solid waste dumping
|
Local Panchayat Solid Waste
|
Image
.jpg)
Map
.jpg)
Photos
Physico-chemical parameters
Seasonal variations in physico-chemical parameters of neritic (Station-1) and estuarine waters (Station-2) of Parangipettai coast from September 1998 to August 2000
|
Season Rain-
fall (mm)
|
Atmospheric temperature (oC)
|
Surface water temperature
(oC)
|
Salinity (ppt)
|
pH
|
|
DO
(ml-1)
|
|
Nitrate (IJM)
|
|
Nitrite (IJM)
|
|
Phosphate (IJM)
|
Silicate (IJM)
|
|
Y-1
|
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
St.1
|
St.2
|
|
M
|
355
±183
|
29.8
±2
|
29.83
±1
|
27.6
±2
|
29.5
±2
|
29.5
±1
|
22.6
±7
|
7.6
±0
|
7.6
±0
|
6.13
±1
|
7.03
±1
|
27.4
±5
|
33
±5
|
4.5
±0
|
5.53
±1
|
1.26
±0
|
1.7
±0
|
69.9
±32
|
75
±35
|
|
PM
|
3.4
±3
|
32.3
±1
|
31.3
±2
|
30.6
±1
|
31
±.8
|
33.16
±2
|
29.6
±2
|
8.46
±0
|
8.26
±0
|
3.66
±0
|
3.9
±0
|
20.06
±15
|
22.7
±18
|
2.93
±2
|
3.63
±2
|
0.83
±0
|
1.16
±0
|
15.9
±7
|
15.1
±8.1
|
|
s
|
16.1
±17
|
30.5
±1
|
30.5
±1
|
29.5
±1
|
30.5
±1
|
34.83
±0
|
33.3
±2
|
8.16
±0
|
8.46
±0
|
3.60
±0
|
3.93
±0
|
6.96
±2
|
9.26
±3
|
1.13
±0
|
2.03
±0
|
0.80
±0
|
1.2
±0
|
9.70
±2
|
11.8
±2.3
|
|
PRM
|
34.3
±10
|
29.8
±1
|
30.86
±0
|
29.16
±1
|
29.93
±1
|
34.5
±1
|
32
±1
|
7.33
±0
|
7.8
±0
|
4.0
±0
|
5.46
±0
|
5.1
±0
|
5.6
±0
|
1.70
±0
|
2.2
±0
|
1.13
±0
|
1.36
±0
|
17.5
±3
|
21.3
±2.7
|
|
Y-2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
M
|
333.5
±290
|
29.5
±1
|
28.6
±1
|
27.33
±2
|
28.5
±1
|
27.83
±4
|
15
±9
|
7.40
±0
|
7.4
±0
|
6.73
±1
|
7.43
±1
|
27.96
±16
|
39.3
±21
|
5.0
±2
|
6.2
±2
|
1.9
±1
|
2.9
±0
|
70.4
±16
|
80.3
±63
|
|
PM
|
101.1
±130
|
30.8
±1
|
30.83
±1
|
30.5
±1
|
30
±1
|
33
±2
|
25.83
±7
|
8.03
±0
|
8.2
±0
|
4.9
±0
|
5.23
±2
|
19.33
±8
|
29.3
±14
|
2.8
±1
|
3.46
±1
|
1.50
±0
|
2.56
±0
|
19.1
±11
|
23.5
±14
|
|
s
|
40.4
±9
|
29.6
±1
|
30.33
±1
|
29.5
±1
|
28.6
±0
|
33
±1
|
30.0
±1
|
7.46
±0
|
8.4
±0
|
3.4
±0
|
3.93
±0
|
9.03
±6
|
9.46
±5
|
1.70
±0
|
2.23
±0
|
1.23
±0
|
2.2
±0
|
13.9
±1
|
15.3
±1.6
|
|
PRM
|
36.1
±25
|
31.8
±1
|
31.5
±1
|
31.1
±0
|
29.9
±0
|
33.9
±2
|
30.6
±1
|
8.13
±1
|
8
±1
|
3.66
±0
|
4.26
±0
|
9.66
±0
|
11.5
±10
|
1.66
±0
|
2.53
±1
|
1.40
±0
|
2.4
±1
|
19.7
±8
|
23.1
±10
|
Y-1: 1st year; Y-2: 2nd year; M: Monsoon; PM: Postmonsoon; s: summer; PRM: Premonsoon
Biological entities
Seasonal distribution of eggs
|
S.No.
|
Name of the Species
|
Post-monsoon
|
Summer
|
Pre-monsoon
|
Monsoon
|
|
|
Clupeidae
|
|
|
|
|
|
1
|
Anadontostomachacunda
|
+
|
+
|
+
|
+
|
|
2
|
Sardinellafimbriata
|
+
|
+
|
+
|
+
|
|
3
|
Sardinellagibbosa
|
+
|
+
|
+
|
+
|
|
4
|
Sardinellaleiogaster
|
+
|
+
|
+
|
+
|
|
5
|
Sardinellalongiceps
|
+
|
+
|
+
|
-
|
|
6
|
Sardinellaclupeoids
|
+
|
+
|
+
|
+
|
|
7
|
Nematalosanasus
|
+
|
+
|
+
|
+
|
|
8
|
Opisthopterustardoore
|
-
|
+
|
-
|
+
|
|
9
|
Pellonaditchella
|
+
|
+
|
+
|
-
|
|
10
|
Escualosathoracata
|
+
|
+
|
+
|
+
|
|
|
Engraulidae
|
|
|
|
|
|
11
|
Engraulisencrasicholas
|
+
|
+
|
+
|
-
|
|
12
|
Stolephorusheterolobus
|
+
|
+
|
+
|
+
|
|
13
|
Stolephorus indicus
|
+
|
+
|
+
|
-
|
|
14
|
Stolephorusmacrops
|
+
|
+
|
+
|
+
|
|
15
|
Stolephoruspunctifer
|
+
|
+
|
+
|
+
|
|
16
|
Stolephorus tri
|
+
|
+
|
+
|
+
|
|
17
|
Setipinnataty
|
+
|
+
|
+
|
+
|
|
18
|
Setipinnabreviceps
|
+
|
+
|
+
|
+
|
|
19
|
Thryssadussumieri
|
+
|
+
|
+
|
+
|
|
20
|
Thryssahamiltonii
|
+
|
+
|
+
|
+
|
|
21
|
Thryssamystax
|
+
|
+
|
+
|
+
|
|
|
Mugilidae
|
|
|
|
|
|
22
|
Mugilcephalus
|
+
|
+
|
+
|
+
|
|
23
|
Liza dussumieri
|
+
|
+
|
+
|
+
|
|
24
|
Liza tade
|
+
|
+
|
+
|
+
|
|
|
Carangidae
|
|
|
|
|
|
25
|
Carangoidesmalabaricus
|
+
|
+
|
+
|
+
|
|
26
|
Caranxmelampygus
|
+
|
+
|
+
|
+
|
|
27
|
Caranx sp.
|
+
|
+
|
+
|
+
|
|
|
Synodontidae
|
|
|
|
|
|
28
|
Sauridagracilis
|
+
|
+
|
+
|
+
|
|
29
|
Sauridatumbil
|
+
|
+
|
+
|
+
|
|
30
|
Saurus sp.
|
+
|
+
|
+
|
+
|
|
|
Cynoglossidae
|
|
|
|
|
|
31
|
Cynoglossusarel
|
+
|
+
|
+
|
+
|
|
32
|
Cynoglossuspuncticeps
|
+
|
+
|
+
|
+
|
|
|
Ambassidae
|
|
|
|
|
|
33
|
Ambassiscommersoni
|
+
|
+
|
+
|
+
|
|
|
Chirocentridae
|
|
|
|
|
|
34
|
Chirocentrusdorab
|
+
|
+
|
+
|
+
|
|
|
Ophichthidae
|
|
|
|
|
|
35
|
Ophichthyssp.
|
+
|
+
|
+
|
+
|
|
|
Gerridae
|
|
|
|
|
|
36
|
Gerresoblongus
|
+
|
+
|
+
|
+
|
|
|
Atherinidae
|
|
|
|
|
|
37
|
Pranesuspinguis
|
+
|
+
|
+
|
+
|
|
|
Leiognathidae
|
|
|
|
|
|
38
|
Secutorruconius
|
+
|
+
|
+
|
+
|
|
|
Teraponidae
|
|
|
|
|
|
39
|
Teraponjarbua
|
+
|
+
|
+
|
+
|
Species of phytoplankton recorded during January to December 1999
|
Sl. No.
|
Name of the species
|
Station 1
|
Station 2
|
|
Bacillariophyceae (Diatoms)
|
|
1
|
Asterionella japonica
|
+
|
+
|
|
2
|
Amphiprora brevipes
|
+
|
–
|
|
3
|
Achnanthes brevipes
|
+
|
–
|
|
4
|
Amphora ovalis
|
+
|
+
|
|
5
|
Bacillaria paradoxa
|
+
|
–
|
|
6
|
Bacteriastrum cosmosum
|
+
|
–
|
|
7
|
B. delicatulum
|
+
|
–
|
|
8
|
B. hyalinum
|
+
|
–
|
|
9
|
Bellerochea malleus
|
+
|
+
|
|
10
|
Chaetoceros affinis
|
+
|
+
|
|
11
|
C. didymus
|
+
|
–
|
|
12
|
C. diversus
|
–
|
+
|
|
13
|
C. peruvianus
|
–
|
+
|
|
14
|
C. lorenzianus
|
+
|
–
|
|
15
|
Coscinodiscus centralis
|
+
|
+
|
|
16
|
C. eccentricus
|
+
|
+
|
|
17
|
C. gigas
|
+
|
+
|
|
18
|
C. jonesianus
|
+
|
+
|
|
19
|
C. radiatus
|
+
|
–
|
|
20
|
Cyclotella stelligera
|
+
|
–
|
|
21
|
C. meneghiniana
|
–
|
+
|
|
22
|
Ditylum brightwellii
|
+
|
–
|
|
23
|
D. sol
|
+
|
+
|
|
24
|
Eucampia zoodiacus
|
–
|
+
|
|
25
|
Fragillaria oceanica
|
+
|
–
|
|
26
|
Gyrosigma balticum
|
–
|
+
|
|
27
|
Hemidiscus hardmannianus
|
+
|
+
|
|
28
|
Lauderia annulata
|
+
|
–
|
|
29
|
Leptocylindrus danicus
|
–
|
+
|
|
30
|
Lithodesmium undulatum
|
+
|
–
|
|
31
|
Melosira sulcata
|
+
|
+
|
|
32
|
Navicula granulata
|
+
|
+
|
|
33
|
N. longa
|
–
|
+
|
|
34
|
N. indica
|
+
|
+
|
|
35
|
Nitzschia closterium
|
+
|
–
|
|
36
|
N. longissima
|
–
|
+
|
|
37
|
N. paradoxa
|
+
|
+
|
|
38
|
N. sigmoidea
|
+
|
–
|
|
39
|
Odoentella mobilinesis
|
+
|
+
|
|
40
|
O. sinensis
|
+
|
+
|
|
41
|
O. heteroceros
|
+
|
–
|
|
42
|
O. aurita
|
–
|
+
|
|
43
|
Planktoniella sol
|
+
|
+
|
|
44
|
Pleurosigma destuerii
|
+
|
+
|
|
45
|
P. elongatum
|
+
|
–
|
|
46
|
P. angulatum
|
–
|
+
|
|
47
|
Rhizosolenia alata
|
+
|
+
|
|
48
|
R. cylindricus
|
–
|
+
|
|
49
|
R. hebetata
|
–
|
+
|
|
50
|
R. imbricata
|
+
|
–
|
|
51
|
R. robusta
|
–
|
+
|
|
52
|
Skeletonema costatum
|
+
|
+
|
|
53
|
Stephanopyxis palmeriana
|
–
|
+
|
|
54
|
Thalassionema nitzschioides
|
+
|
–
|
|
55
|
Thalassiothrix frauenfeldii
|
+
|
–
|
|
56
|
T. longissima
|
–
|
+
|
|
57
|
Triceratium favus
|
+
|
–
|
|
58
|
T. reticulatum
|
+
|
+
|
|
|
Dinophyceae (Dinoflagellates)
|
|
|
|
59
|
Am phisolenia bidentata
|
–
|
+
|
|
60
|
Ceratium furca
|
+
|
+
|
|
61
|
C. fusus
|
+
|
–
|
|
62
|
C. macroceros
|
+
|
+
|
|
63
|
C. trichoceros
|
+
|
–
|
|
64
|
C. tripos
|
+
|
+
|
|
65
|
C. breve
|
+
|
–
|
|
66
|
Ceratium lineatum
|
+
|
–
|
|
67
|
Dinophysis caudata
|
+
|
+
|
|
68
|
D. miles
|
+
|
–
|
|
69
|
D. hastata
|
–
|
+
|
|
70
|
Gymnodinium breve
|
+
|
+
|
|
71
|
Gonyiaulax digensis
|
+
|
+
|
|
72
|
Noctiluca scintillans
|
+
|
+
|
|
73
|
Ornithocercus steinii
|
–
|
+
|
|
74
|
O. thumii
|
–
|
+
|
|
75
|
Protoperidinium conicum
|
+
|
–
|
|
76
|
P. depressum
|
+
|
–
|
|
77
|
P. oceanicum
|
+
|
–
|
|
78
|
P. pentagonum
|
+
|
–
|
|
79
|
P. pellicidum
|
–
|
+
|
|
80
|
P. venustum
|
–
|
+
|
|
81
|
Prorocentrum rostratum
|
–
|
+
|
|
82
|
P. micans
|
+
|
+
|
|
83
|
Peridinium excentricum
|
+
|
–
|
|
84
|
Pyrocystis fusiformis
|
+
|
–
|
|
85
|
P. noctiluca
|
–
|
+
|
|
86
|
P. lunicila
|
+
|
–
|
|
Cyanophyceae (Blue-green algae)
|
|
|
87
|
Trichodesmium erythraeum
|
+
|
–
|
|
88
|
Anabaena sp.
|
–
|
+
|
|
89
|
Spirulina major
|
+
|
+
|
|
90
|
Arthospira sp.
|
+
|
–
|
|
91
|
Oscillatoria sp.
|
+
|
+
|
|
92
|
Microcystis sp.
|
+
|
+
|
|
93
|
Gloeocapsa sp.
|
–
|
+
|
|
94
|
Phormidium fragile
|
+
|
–
|
|
95
|
Schizothrix sp.
|
–
|
+
|
|
96
|
Nostoc paludosum
|
+
|
+
|
|
97
|
Lyngbya matensiana
|
+
|
+
|
|
98
|
Merismopedia elegans
|
+
|
+
|
|
Chlorophyceae (Green algae)
|
|
99
|
Chlorella sp.
|
+
|
+
|
|
100
|
Pediastrum simplex
|
+
|
+
|
|
101
|
Spirogyra sp.
|
–
|
+
|
|
102
|
Volvox sp.
|
+
|
–
|
|
103
|
Protococcus vulgaris
|
–
|
+
|
|
104
|
Desmidium swartzii
|
+
|
+
|
|
105
|
Scenedesmus acuminatus
|
+
|
+
|
+ Present; – Absent
A list of identified phytoplankton species in the study area during 2009-10
|
Sl. No.
|
Phytoplankton species
|
|
Stations
|
|
|
1
Vellar river
|
2
Vellar estuary
|
3
P. coastal area
|
|
1
|
Scenedesmus sp.
|
+
|
+
|
-
|
|
2
|
Pediastrum duplex
|
+
|
-
|
-
|
|
3
|
Mycrocystis
|
+
|
+
|
-
|
|
4
|
Cymbella leptoceros
|
-
|
-
|
+
|
|
5
|
Nitchia obtuse
|
+
|
-
|
-
|
|
6
|
Pinnularia sp.
|
-
|
+
|
+
|
|
7
|
Gomphonema sp.
|
-
|
+
|
+
|
|
8
|
Melosira sp.
|
-
|
+
|
+
|
|
9
|
Navicula cyphocephala
|
-
|
+
|
+
|
|
10
|
Navicula capsidala
|
-
|
+
|
-
|
|
11
|
Navicula viridula
|
+
|
-
|
-
|
|
12
|
Chytridium
|
-
|
+
|
-
|
|
13
|
Oscillotoria curricess
|
+
|
+
|
-
|
|
14
|
Oscillotoria limosa
|
+
|
-
|
+
|
+ = presence; - = absence
A list of identified Zooplankton species in the study area during 2009-10
|
S.No
|
Zooplankton Species
|
|
Stations
|
|
|
|
1
Vellar river
|
2
Vellar estuary
|
3
P. Coastal area
|
|
Protozoa
|
|
1
|
Arella discoidae
|
-
|
+
|
+
|
|
2
|
Arella vulgaris
|
-
|
+
|
+
|
|
3
|
Difflugia sp.
|
-
|
-
|
+
|
|
4
|
Euglypha sp.
|
+
|
+
|
+
|
|
5
|
Vorticella sp.
|
+
|
-
|
+
|
|
Rotifers
|
|
6
|
Anuracopris fissa
|
-
|
+
|
+
|
|
7
|
Brachionus sp.
|
+
|
+
|
+
|
|
8
|
Brachionus calciflorus
|
+
|
+
|
+
|
|
9
|
Brachionus quadridentanus
|
+
|
-
|
+
|
|
10
|
Brachionus rubens
|
+
|
+
|
+
|
|
11
|
Euchlanis dilita
|
+
|
+
|
+
|
|
12
|
Filina longiseta
|
+
|
+
|
+
|
|
13
|
Kertalla cochlearies
|
+
|
-
|
+
|
|
14
|
Lecane bulla
|
+
|
+
|
+
|
|
15
|
Lecane luna
|
-
|
+
|
+
|
|
16
|
Monostyla bulla
|
+
|
-
|
+
|
|
17
|
Synchacta sp.
|
-
|
+
|
+
|
|
18
|
Mytilina sp.
|
|
+
|
+
|
|
Copepods
|
|
19
|
Nauplius larva
|
+
|
-
|
+
|
|
20
|
Cyclops sp.
|
+
|
+
|
+
|
|
21
|
Diatoms sp.
|
+
|
+
|
-
|
|
22
|
Mesocyclops hyaliners
|
+
|
-
|
+
|
|
23
|
Oneaca venusta
|
-
|
+
|
+
|
|
24
|
Oithona brevicornis
|
+
|
+
|
+
|
|
25
|
Oithona simplex
|
-
|
+
|
+
|
|
Cladocerans
|
|
26
|
Alona quadrangulars
|
+
|
+
|
-
|
|
27
|
Bosmina longirasttris
|
+
|
+
|
+
|
|
28
|
Cerioda pheriereticulata
|
-
|
+
|
+
|
|
29
|
Chyderinae sp.
|
-
|
-
|
+
|
|
30
|
Chydornus sp.
|
-
|
+
|
+
|
|
31
|
Daphnia carinata
|
+
|
+
|
+
|
|
32
|
Moina micrura
|
+
|
-
|
+
|
|
33
|
Moina brachiata
|
-
|
+
|
+
|
|
Cladocerans
|
|
|
34
|
Cypridapsis dispar
|
-
|
+
|
+
|
|
|
35
|
Cypris protubera
|
+
|
-
|
+
|
|
|
36
|
Cypris sp.
|
+
|
-
|
+
|
|
|
37
|
Eucypris bispinosa
|
+
|
+
|
+
|
|
|
38
|
Halocypris brerirostris
|
-
|
+
|
+
|
|
|
39
|
Hetero cypris
|
-
|
+
|
+
|
|
|
40
|
Postomocypris sp.
|
|
+
|
+
|
|
|
Insecta
|
|
|
41
|
Culex sp.
|
+
|
+
|
+
|
|
|
42
|
Corixa sp.
|
-
|
+
|
-
|
|
|
43
|
Helocharus lividus
|
-
|
+
|
+
|
|
|
44
|
Tipula sp.
|
-
|
+
|
-
|
|
+ = presence, - = absence
Finfish species recorded in Vellar Estuary
|
Sl. No.
|
Species
|
Order
|
Family
|
|
1
|
Freshwater species
|
|
|
Anguilla bicolor bicolor
|
Anguilliformes
|
Anguillidae
|
|
|
Catla catla
Labeo rohita
Cirrihinus mrigala
Cyprinus carpio
Oreochromis mossambicus Wallago attu
Anabas testudineus
|
Cypriniformes Cypriniformes Cypriniformes Cypriniformes Perciformes Siluriformes Perciformes
|
Cyprinidae Cyprinidae Cyprinidae Cyprinidae Cichilidae Siluridae Anabantidae
|
|
2
|
Truly estuarine species
|
|
|
Elops machnata
Megalops cyprinoides Nematalosa nasus
Chanos chanos
Etroplus suratensis
Lates calcarifer
Scatophagus argus
Siganus javus
Siganus canaliculatus
|
Elopiformes Elopiformes Clupeiformes Gonorynchiformes Perciformes Perciformes Perciformes Perciformes Perciformes
|
Elopidae Megalopidae Clupeidae Chanidae Cichilidae Latidae Scatophagidae Siganidae Siganidae
|
|
3
|
Marine species
|
|
|
Stolephorus commersonnii
|
Clupeiformes
|
Engraulidae
|
|
|
Sardinella fimbriata
|
Clupeiformes
|
Clupeidae
|
|
|
Sardinella sindensis
|
Clupeiformes
|
Clupeidae
|
|
|
Sardinella longiceps
|
Clupeiformes
|
Clupeidae
|
|
|
Eleutheronema tetradactylum
|
Perciformes
|
Polynemidae
|
|
|
Sphyraena barracuda
|
Perciformes
|
Sphyraenidae
|
|
|
Sphyraena jello
|
Perciformes
|
Sphyraenidae
|
|
|
Scomberomorus commerson
|
Perciformes
|
Scombridae
|
|
|
Pampus chinensis
|
Perciformes
|
Stromatidae
|
|
|
Cynoglossus lida
|
Pleuronectiformes
|
Cynoglossidae
|
|
|
Cynoglossus puncticeps
|
Pleuronectiformes
|
Cynoglossidae
|
|
|
Cynoglossus arel
|
Pleuronectiformes
|
Cynoglossidae
|
|
4
|
Estuarine cum marine species
|
|
|
Thryssa dussumieri
|
Clupeiformes
|
Engraulidae
|
|
|
Thryssa malabarica
|
Clupeiformes
|
Engraulidae
|
|
|
Thryssa mystax
|
Clupeiformes
|
Engraulidae
|
|
|
Thryssa vitrirostris
|
Clupeiformes
|
Engraulidae
|
|
|
Coilia dussumieri
|
Clupeiformes
|
Engraulidae
|
|
|
Setipinna taty
|
Clupeiformes
|
Engraulidae
|
|
|
Opisthopterus tardoore
|
Clupeiformes
|
Pristigasteridae
|
|
|
Ilisha kampeni
|
Clupeiformes
|
Pristigasteridae
|
|
|
Ilisha melanostoma
|
Clupeiformes
|
Pristigasteridae
|
|
|
Escualosa thoracata
|
Clupeiformes
|
Clupeidae
|
|
|
Hilsa kelee
|
Clupeiformes
|
Clupeidae
|
|
|
Anodontostoma chacunda
|
Clupeiformes
|
Clupeidae
|
|
|
Arius subrostratus
|
Siluriformes
|
Ariidae
|
|
|
Arius arius
|
Siluriformes
|
Ariidae
|
|
|
Plotosus canius
|
Siluriformes
|
Plotosidae
|
|
|
Mugil cephalus
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon parsia
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon planiceps
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon macrolepis
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon subviridis
|
Mugiliformes
|
Mugilidae
|
|
|
Valamugil cunnesius
|
Mugiliformes
|
Mugilidae
|
|
|
Hemiramphus far
|
Beloniformes
|
Hemiramphidae
|
|
|
Hyporhamphus limbatus
|
Beloniformes
|
Hemiramphidae
|
|
|
Ambassis gymnocephalus
|
Perciformes
|
Ambassidae
|
|
|
Ambassis ambassis
|
Perciformes
|
Ambassidae
|
|
|
Epinephelus tauvina
|
Perciformes
|
Serranidae
|
|
|
Apogonichtyoides niger
|
Perciformes
|
Apogonidae
|
|
|
Sillago sihama
|
Perciformes
|
Sillaginidae
|
|
|
Alectis cilliaris
|
Perciformes
|
Carangidae
|
|
|
Alectis indica
|
Perciformes
|
Carangidae
|
|
|
Carangoides malabaricus
|
Perciformes
|
Carangidae
|
|
|
Caranx ignobilis
|
Perciformes
|
Carangidae
|
|
|
Alepes kleinii
|
Perciformes
|
Carangidae
|
|
|
Caranx heberi
|
Perciformes
|
Carangidae
|
|
|
Caranx sexfasciatus
|
Perciformes
|
Carangidae
|
|
|
Scomberoides tol
|
Perciformes
|
Carangidae
|
|
|
Lutjanus argentimaculatus
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus fulviflamma
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus johnii
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus russellii
|
Perciformes
|
Lutjanidae
|
|
|
Secutor ruconius
|
Perciformes
|
Leiognathidae
|
|
|
Secutor insidiator
|
Perciformes
|
Leiognathidae
|
|
|
Eubleekeria splendens
|
Perciformes
|
Leiognathidae
|
|
|
Leiognathus equulus
|
Perciformes
|
Leiognathidae
|
|
|
Photopectoralis bindus
|
Perciformes
|
Leiognathidae
|
|
|
Lethrinus nebulosus
|
Perciformes
|
Lethrinidae
|
|
|
Pomadasys kaakan
|
Perciformes
|
Haemulidae
|
|
|
Pomadasys maculatus
|
Perciformes
|
Haemulidae
|
|
|
Gerres filamentosus
|
Perciformes
|
Gerreidae
|
|
|
Gerres erythrourus
|
Perciformes
|
Gerreidae
|
|
|
Gerres methueni
|
Perciformes
|
Gerreidae
|
|
|
Gerres limbatus
|
Perciformes
|
Gerreidae
|
|
|
Lobotes surinamensis
|
Perciformes
|
Lobotidae
|
|
|
Drepane punctata
|
Perciformes
|
Drepanidae
|
|
|
Upeneus sulphureus
|
Perciformes
|
Mullidae
|
|
|
Kathala axillaris
|
Perciformes
|
Sciaenidae
|
|
|
Johnius carutta
|
Perciformes
|
Sciaenidae
|
|
|
Dendrophysa russelii
|
Perciformes
|
Sciaenidae
|
|
|
Terapon puta
|
Perciformes
|
Terapontidae
|
|
|
Terapon jarbua
|
Perciformes
|
Terapontidae
|
|
|
Parastromateus niger
|
Perciformes
|
Carangidae
|
|
|
Acanthurus mata
|
Perciformes
|
Acanthuridae
|
|
|
Acanthocepola abbreviata
|
Perciformes
|
Cepolidae
|
|
|
Mugil cephalus
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon parsia
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon planiceps
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon macrolepis
|
Mugiliformes
|
Mugilidae
|
|
|
Chelon subviridis
|
Mugiliformes
|
Mugilidae
|
|
|
Valamugil cunnesius
|
Mugiliformes
|
Mugilidae
|
|
|
Hemiramphus far
|
Beloniformes
|
Hemiramphidae
|
|
|
Hyporhamphus limbatus
|
Beloniformes
|
Hemiramphidae
|
|
|
Ambassis gymnocephalus
|
Perciformes
|
Ambassidae
|
|
|
Ambassis ambassis
|
Perciformes
|
Ambassidae
|
|
|
Epinephelus tauvina
|
Perciformes
|
Serranidae
|
|
|
Apogonichtyoides niger
|
Perciformes
|
Apogonidae
|
|
|
Sillago sihama
|
Perciformes
|
Sillaginidae
|
|
|
Alectis cilliaris
|
Perciformes
|
Carangidae
|
|
|
Alectis indica
|
Perciformes
|
Carangidae
|
|
|
Carangoides malabaricus
|
Perciformes
|
Carangidae
|
|
|
Caranx ignobilis
|
Perciformes
|
Carangidae
|
|
|
Alepes kleinii
|
Perciformes
|
Carangidae
|
|
|
Caranx heberi
|
Perciformes
|
Carangidae
|
|
|
Caranx sexfasciatus
|
Perciformes
|
Carangidae
|
|
|
Scomberoides tol
|
Perciformes
|
Carangidae
|
|
|
Lutjanus argentimaculatus
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus fulviflamma
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus johnii
|
Perciformes
|
Lutjanidae
|
|
|
Lutjanus russellii
|
Perciformes
|
Lutjanidae
|
|
|
Secutor ruconius
|
Perciformes
|
Leiognathidae
|
|
|
Secutor insidiator
|
Perciformes
|
Leiognathidae
|
|
|
Eubleekeria splendens
|
Perciformes
|
Leiognathidae
|
|
|
Leiognathus equulus
|
Perciformes
|
Leiognathidae
|
|
|
Photopectoralis bindus
|
Perciformes
|
Leiognathidae
|
|
|
Lethrinus nebulosus
|
Perciformes
|
Lethrinidae
|
|
|
Pomadasys kaakan
|
Perciformes
|
Haemulidae
|
|
|
Pomadasys maculatus
|
Perciformes
|
Haemulidae
|
|
|
Gerres filamentosus
|
Perciformes
|
Gerreidae
|
|
|
Gerres erythrourus
|
Perciformes
|
Gerreidae
|
|
|
Gerres methueni
|
Perciformes
|
Gerreidae
|
|
|
Gerres limbatus
|
Perciformes
|
Gerreidae
|
|
|
Lobotes surinamensis
|
Perciformes
|
Lobotidae
|
|
|
Drepane punctata
|
Perciformes
|
Drepanidae
|
|
|
Upeneus sulphureus
|
Perciformes
|
Mullidae
|
|
|
Kathala axillaris
|
Perciformes
|
Sciaenidae
|
|
|
Johnius carutta
|
Perciformes
|
Sciaenidae
|
|
|
Dendrophysa russelii
|
Perciformes
|
Sciaenidae
|
|
|
Terapon puta
|
Perciformes
|
Terapontidae
|
|
|
Terapon jarbua
|
Perciformes
|
Terapontidae
|
|
|
Parastromateus niger
|
Perciformes
|
Carangidae
|
|
|
Acanthurus mata
|
Perciformes
|
Acanthuridae
|
|
|
Acanthocepola abbreviata
|
Perciformes
|
Cepolidae
|
References
Santhanam, P., P. Perumal, S. Ananth and A. Shenbaga Devi, 2012. Copepod population in Vellar estuary, Parangipettai coast in relation to environmental conditions. J. Environ. Biol., 33: 1003–1010.
Arockiamary, A., S. Vijayalakshmi and T. Balasubramanian, 2011. Occurrence of different types of eggs and the physio-chemical parameters of Vellar estuary, Parangipettai, South East Coast of India. Archives of Applied Science Research, 3(6): 41–49.
Prabhahar, C., K. Saleshrani and K. Tharmaraj, 2011. Hydrobiological Investigations on the Planktonic Diversity of Vellar River, Vellar Estuary and Portonovo Coastal Waters, South East Coast of India. International Journal of Pharmaceutical & Biological Archives, 2(6): 1699–1704.
Ajmal Khan, S., 2015. Variations in the diversity of commercially important finfishes in Vellar Estuary, south-east coast of India. Indian J. Fish., 62(4): 116–119.
Nedumaran, T., V. Ashok Prabu and P. Perumal, 2001. Ecology of phytoplankton of Vellar estuary, Southeast coast of India. Seaweed Research Utilization, 23(1&2): 157–162.