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Re: Early amphibian observations and surprising leeches!

PostPosted: Mon Feb 25, 2019 5:51 pm
by Jeroen Speybroeck
In my garden pond, it seems the density of leeches is much higher than usually. Can't draw any conclusion, but at least remarkable.

Re: Early amphibian observations and surprising leeches!

PostPosted: Wed Feb 27, 2019 8:37 pm
by Ilian Velikov
Jeroen Speybroeck wrote:A lot is jizz-like stuff and hard to prove in photos, but the tail base of a male is wider in all directions. And the tail is a bit longer, the head more pronounced, .... A lot of subtle things. The loose hanging belly is also (very) rare in males and typically a post-birth thing.


Thanks! Makes sense.

Re: Early amphibian observations and surprising leeches!

PostPosted: Mon Mar 04, 2019 12:00 pm
by Guillaume Blanchet
Alexander Pieh wrote:Dear Guillaume,
phoresie (using other animals for transpotation...) between leeches and amphibians seems to be quite common. At last I have observed it between Epobdella and Pelopylax ridibundus ca. 50m away from a lake.
Maybe one fertilised leech came with a newt?
Greetings
Alex


Thanks Alex, interesting point you mentioned.
I would love to know what species of leech I met there though :?

Re: Early amphibian observations and surprising leeches!

PostPosted: Tue Mar 05, 2019 5:09 pm
by Alexander Pieh
Dear Guillaume,
sorry I´m not fit in leeches.
It might be Erpobdella spec. (Erpobdella octoculata is very common in Germanycheck - for the eyes).
It don´t look like Hemiclepis, Haementeria, Piscicola .
Greetings Alex