Azubuike Victor Chukwuka

8 Questions 241 Answers 0 Followers

Questions related from Azubuike Victor Chukwuka

Confidence ellipse in statistica or SPSS?

How can a 95% confidence ellipse be drawn for different groups displayed in a discriminant plot using statistica, spss or minitab?

04 April 2013 8,873 8 View

Ways of aging fish without hard parts?

Otoliths and vertebrae are common hard parts used to age fish, are there other ways of estimating fish age?

03 March 2013 6,027 10 View

Amphidromous species?

What are amphidromous species? Are there any obvious benefits to this life style? Examples of tropical species that exhibit amphidromy?

03 March 2013 9,389 1 View

Does the presence or absence of scales determine uptake of metals from the environment by fish?

It is believed by some that scaleless fish take-up metals more than fish with scales, can anyone lend scientific credence to these claims?

03 March 2013 6,227 7 View

Can the age of a fish be estimated from the stage of gonad maturity?

It is assumed that younger fish are sexually immature while older fishes are sexually mature. Can this knowledge be applied in any way to the estimation of fish age?

03 March 2013 4,581 13 View

Can anyone fill me in on the steps to acquiring SPOT satellite images?

I'm thinking of acquiring imagery of water-bodies and riparian vegetation over a 10year span to try and relate land use with deterioration of water quality

01 January 2013 2,894 10 View

How to use remote sensing to detect the change in depth of a lagoon?

For instance: change in depth due to artisanal dredging over a period of years. Where do technologies like aquasat and MODIS come in?

01 January 2013 2,671 9 View

Is the incidence of neoplasia connected to the occurrence of contaminants?

This is quite an interesting study, but i'm interested in knowing if the incidence of neoplasia in this study is being related to the occurrence of contaminants where the organisms are sampled from?

01 January 1970 8,129 1 View