Domain: tiger-web1.srvr.media3.us Blue Catfish Taking Over Northern Virginia: Oops | Page 2 | Outdoor Board
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re: Blue Catfish Taking Over Northern Virginia: Oops

Posted on 2/6/20 at 7:40 pm to
Posted by GeeOH
Louisiana
Member since Dec 2013
13376 posts
Posted on 2/6/20 at 7:40 pm to
Meh, make sure there is no limits and invite the public. Provide whatever they need. It would be cheaper than doing stuff later
Posted by No Colors
Sandbar
Member since Sep 2010
13094 posts
Posted on 2/6/20 at 7:58 pm to
quote:

make sure there is no limits and invite the public. Provide whatever they need. It would be cheaper than doing stuff late

The limit is 20 per day. And there's plenty of public access. But they're gonna have to take millions of pounds a year from multiple different rivers to make a dent.
Posted by IStandBytheU
Member since Sep 2016
966 posts
Posted on 2/6/20 at 9:13 pm to
Someone should open a Fish House.
Posted by oleheat
Sportsman's Paradise
Member since Mar 2007
14649 posts
Posted on 2/7/20 at 1:58 pm to
Maybe someone should tell them you can eat these things?
Posted by deltaland
Member since Mar 2011
101482 posts
Posted on 2/8/20 at 11:20 am to
quote:

That’s some good eaten.


I find blues to be the worst of the 3 popular catfish. Filets are mushy to me.

Channel and Yellow cat are better imo
Posted by deltaland
Member since Mar 2011
101482 posts
Posted on 2/8/20 at 11:26 am to
I run a catfish farm and we make hybrid catfish by crossing blue males with channel females. I got a pond full of HUGE blue cat males (30-50lbs). frickers will eat anything. Once saw a squirrel try to swim in the pond. Swarm of blues came up and ripped it to shreds
Posted by Hankg
Member since Feb 2011
638 posts
Posted on 2/8/20 at 3:01 pm to
Lawn chairs, ice chest of beer, friends, betting and various live animals tossed in sounds like a hell of an afternoon.
Posted by Bucktail1
Member since Feb 2015
3463 posts
Posted on 2/9/20 at 9:46 am to
Why do they have a 20 fish limit??? Just goes to show how stupid the wildlife and fisheries Dept actually is.
Posted by Lonnie Utah
Utah!
Member since Jul 2012
33699 posts
Posted on 2/10/20 at 7:15 am to
quote:


It doesn't make any scientific sense that an apex predator like a catfish could be 80% of the biomass of any body of water.

It's bad sampling or bad calculations.

That's not to say they aren't overpopulated, but 80% of the biomass isn't possible.


Sure it is. But % of biomass is only part of the story. In order to really know what's going on, you'd also have to know the age classes and where that bio-mass is located. It's it all in the lower age classes, then everything could still be balanced, theoretically speaking.
This post was edited on 2/10/20 at 7:15 am
Posted by Lonnie Utah
Utah!
Member since Jul 2012
33699 posts
Posted on 2/10/20 at 9:20 am to
LINK

This article makes sense of the situation from a trophic level point of view.

quote:

Mostly, the study found, blue catfish are omnivores, eating whatever is abundant in the river. All sorts of things turned up in their stomachs, even muskrats, snakes and birds. Overwhelmingly, they eat vegetation and invertebrates, but as they get larger, their diet turns toward fish.


quote:

So, while there are vast numbers of blue catfish, those feeding primarily on other fish is only a fraction of the population — about 20% on the James, 5% on the Rappahannock and 2% in the Mattaponi and Pamunkey.


quote:

“The dominant prey that we’ve found in these big catfish were the most abundant fish in the rivers, which are gizzard shad and other blue catfish,” Orth said.


So if you look at those 3 quote above, the "80% biomass" seems like it makes sense. I would bet the "80%" is a miss quote tho, and it really should read "fish biomass" and would not include plants, invertebrates and other organisms that live in the ecosystem.
Posted by dstone12
Texan
Member since Jan 2007
39304 posts
Posted on 2/10/20 at 2:45 pm to
quote:

I wonder why they don't do this for Carp? People don't eat them like catfish, I guess?


There has to be some industry for them if not eaten.....fertilizer? Fish feed? Animial protein feed?

It should at least be sent to Wuhan to supplement all the weird animals they are not allowed to eat.
This post was edited on 2/10/20 at 2:46 pm
Posted by No Colors
Sandbar
Member since Sep 2010
13094 posts
Posted on 2/10/20 at 3:37 pm to
quote:

Why do they have a 20 fish limit???

Honestly, it's probably just from a perception standpoint. These are very urban rivers full of people boating and kayaking and such. They probably didn't want to have recreational anglers out there loading the boats with commercial style hauls, because it would create public backlash from ignorant suburban Soccer moms or something.

My guess is they would never ticket some ole baw sitting on the bank with a stringer of 30 blue cats.
This post was edited on 2/10/20 at 3:38 pm
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