plankton????

chief26

Member
can you see plankton???? I have pin size creatures lots some look like tadpoles and some look like little jellyfish and some are just dots. Are they something else???
 

reefreak29

Active Member
theres alot of things that make up plankton.
holoplankton- that spend there entire life cycle as a part of plankton( most algea,copepods,salps, and jellyfish)
then theres
meroplankton,- which are only planktonic for part of there lives, usually a larval stage like the larvae of sea urchins,starfish,crustacians,wormsand most fish.
phytoplankton- diatoms,cyanobacteria,and dinoflagellates
zooplankton- small protezoa that feed of off plankton
bacterioplankton- whick is well bacteria
in terms of size theres
megaplankton - 20 to 200 cm (metazoans)
macroplankton- 2-20 cm (pterpods)
mesoplankton-.2mm-2cm (copepods)
microplankton-20-200um (protists)
nanoplankton-2-20um (small protists
picoplankton - .2-2um(bacteria)
femtoplankton-less then .2 um (marine virusis)
hope this helps (sorry about the spelling)
 

chief26

Member
thanks very helpful. i think i have the holoplankton then. only the one that looks like a jellyfish has speed. is this good or bad. i have alot. will polyps eat these?
 

reefstar

Member
im very new to this hobby, but i know if there coppods then there good, and some fish/etc eat them like the mariden dragonet
please correct me if im wrong...
 

chief26

Member
the one i call a jelly fish( i dont think it is) pushes up to swim. it will stick to the glass. when it is stuck to the glass it looks like a kids drawing of the sun. A white dot with about 8 white lines emiting a little ways from the dot. when i look at it you can see clear tenticles that keep going from the white lines. its about 1mm across and long without the tenticles.
 

reefreak29

Active Member
Originally Posted by ReefStar
im very new to this hobby, but i know if there coppods then there good, and some fish/etc eat them like the mariden dragonet
please correct me if im wrong...
most likely copods there a good thing to have. sighns of a healthy tank
 

reefreak29

Active Member
Originally Posted by chief26
the one i call a jelly fish( i dont think it is) pushes up to swim. it will stick to the glass. when it is stuck to the glass it looks like a kids drawing of the sun. A white dot with about 8 white lines emiting a little ways from the dot. when i look at it you can see clear tenticles that keep going from the white lines. its about 1mm across and long without the tenticles.
do a search on hydroid jellyfish
 
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