Vladimir Laptikhovsky

6 Questions 14 Answers 0 Followers

Questions related from Vladimir Laptikhovsky

Existence of populations of colossal squid Mesonychoteuthis in the Antarctic?

Dear All, we are launching a project aiming to understand the population structure of charismatic and enigmatic colossal squid, the biggest living invertebrate. Does anybody aware about some...

03 August 2023 5,130 0 View

Does anybody has R-script to estimate P/B coefficient from growth and mortality parameters in fish?

Dear All, does anybody aware about any program / R-script, R-package that estimate production / biomass ratio from known life history parameters of growth and mortality and might be applied to a...

07 March 2023 5,705 4 View

Do you know body depth (%) in glass eels and elvers, early sub adult in the ell, Anguilla anguilla?

I need to know the ratio between body height/width and total or standard length in very small eels.

22 February 2023 6,655 4 View

Diel inshore-offshore migrations herring and sprat?

Dear All, do you have any information about diel movements of juvenile herring and sprat in inshore (5-30 m bottom depth) waters if exist? Whether fish might stay closer to shoreline at night or...

08 March 2022 7,942 0 View

Does anyone knows existing online databases on marine mammal observations in the Antarctic and Sub-Antarctic waters from research and tourist vessels?

It looks like nowadays seabird/marine mammals observers are present onboard every large research and tourist vessels operating in the Southern temperate and Antarctic waters. I wonder in which...

09 August 2019 8,944 3 View

Dear All, could you point me please on some literature about what happens to expression of COI I in hybrids, e.g. fertile hybrids (like pizzly)?

I wonder whether hybrids actually retain both maternal and paternal COI, and if it is the case, are both genes expressed simultaneously? I mean- if we use COI for the species identification -...

01 April 2019 8,982 7 View