Skip to main content

Table 2 Palaemon macrodactylus: Two-level nested ANOVA evaluating differences in volume, dry weight and elemental composition of eggs stage I, and dry weight and elemental composition of larvae stage I among type of female and brood or hatch, nested within type of female

From: Seasonal variation in reproductive traits of the oriental shrimp Palaemon macrodactylus (Crustacea: Caridea: Palaemonidae) in a non-native population

Biomass parameters

Factor

SS

df

MS

F

Egg volume

Female type

0.0055

2

0.0027

51.08**

Brood (female type)

0.0006

12

0.00005

0.72

Error

0.0102

135

0.00007

 

Egg dry weight

Female type

0.0017

1

0.0017

59.17**

Brood (female type)

0.0002

8

0.00002

17.15**

Error

0.00003

20

0.000002

 

Egg carbon content

Female type

4,919

1

4,919

5.37*

Brood (female type)

7,327

8

916

2.50*

Error

7,336

20

367

 

Egg nitrogen content

Female type

25.9

1

25.9

0.58

Brood (female type)

354

8

44.3

10.31**

Error

85.8

20

4.3

 

Larval dry weight

Female type

0.0008

2

0.0004

7.94*

Hatch (female type)

0.0006

12

0.00005

40.19**

Error

0.00004

30

0.00001

 

Larval carbon content

Female type

5,386

2

2,693

5.50*

Hatch (female type)

5,875

12

490

27.0**

Error

545

30

18

 

Larval nitrogen content

Female type

931.2

2

465.6

29.84**

Hatch (female type)

187.2

12

15.6

10.9**

Error

43.1

30

1.4

 
  1. Significant differences are marked with asterisks (* P < 0.05; ** P < 0.001)