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Table 9 Shannon diversity, species richness and species evenness at stations 1–3

From: Nutrients and phytoplankton dynamics in the fishing grounds off Tiruchendur coastal waters, Gulf of Mannar, India

 

Species diversity

Species richness

Species evenness

St 1

St 2

St 3

St 1

St 2

St 3

St 1

St 2

St 3

Jan’09

3.741

3.717

3.788

0.9732

0.9713

0.866

0.7801

0.7622

0.975

Feb’09

3.788

3.802

3.792

0.9733

0.9725

0.8209

0.8029

0.7462

0.9739

Mar’09

3.827

3.969

3.962

0.9726

0.978

0.8089

0.7406

0.8147

0.9775

Apr’09

4.097

4.066

4.142

0.9807

0.9806

0.8863

0.8351

0.8578

0.9823

May’09

4.025

3.953

3.974

0.9778

0.9768

0.782

0.7775

0.7776

0.9766

Jun’09

3.898

3.73

3.821

0.976

0.9693

0.7365

0.7828

0.6947

0.9723

July’09

3.91

3.955

3.981

0.976

0.9787

0.8499

0.7924

0.856

0.9787

Aug’09

3.997

4.019

4.038

0.9793

0.9801

0.8859

0.8504

0.8829

0.9804

Sep’09

3.952

3.855

3.937

0.9764

0.9736

0.8008

0.7887

0.7155

0.9768

Oct’09

3.678

3.863

3.844

0.9642

0.9749

0.7785

0.6703

0.8069

0.9714

Nov’09

3.957

3.977

4.013

0.9782

0.9791

0.8646

0.8713

0.8894

0.9796

Dec’09

3.992

3.923

3.987

0.9798

0.9776

0.855

0.8882

0.8566

0.9795

Jan’10

3.936

3.845

4.023

0.9774

0.9747

0.8094

0.7648

0.7542

0.9787

Feb’10

3.847

3.904

3.969

0.9755

0.9764

0.8023

0.8077

0.7871

0.9777

Mar’10

3.99

4.009

4.046

0.9781

0.98

0.8529

0.7946

0.8889

0.98

Apr’10

4.044

3.982

4.016

0.9804

0.9788

0.8408

0.8644

0.8509

0.9794

May’10

3.964

3.986

4.043

0.9773

0.9794

0.8258

0.7979

0.868

0.9794

Jun’10

3.885

3.818

3.955

0.9763

0.9746

0.8418

0.7722

0.7715

0.9783

July’10

3.861

3.957

3.927

0.9756

0.979

0.8603

0.7787

0.8575

0.9784

Aug’10

3.927

3.979

3.981

0.9782

0.9794

0.9078

0.8188

0.8763

0.9796

Sep’10

3.934

3.879

3.959

0.9783

0.9752

0.8322

0.8662

0.7932

0.9773

Oct’10

3.842

3.856

3.901

0.9731

0.974

0.785

0.7397

0.7501

0.9744

Nov’10

3.897

3.936

4.041

0.9774

0.9787

0.8754

0.7821

0.8126

0.9803

Dec’10

3.912

3.949

4.046

0.9771

0.9784

0.8531

0.7812

0.837

0.9797