Greenwater Aquarist Society


Welcome!  Greenwater Aquarist Society is an all species, general-interest Aquarium Society in the South Chicagoland Area that has been around since 1957!  Come to one of our events or join us as a guest at one of our monthly meetings.   Meet and socialize with others interested in the aquarium hobby and get access to fish and plants raised by hobbyists. 

Sign up for our Email List - Receive information about our Auctions, Swaps, and Meetings.

Have Questions? Contact Us - One of our volunteers will get back to you as soon as possible.

Next Upcoming Monthly Event

GWAS Meeting

Pilcher Park  Pavillion 
225 Gougar Rd, Joliet IL 60432
Saturday September 12th, 2020

GWAS Meeting Saturday October 10th, 2020(AUCTION)

Please note: Due to covid-19 Our meeting address has changed. We will have an outdoor meeting at Pilcher Park. 

For the health and safety of our members we ask that all who attend wear a mask. There is limited seating so feel free to bring a chair. 

There will be a small auction at this meeting, 10% of all item proceeds will go to the club. This will be a cash only auction. There is  limit of 10 bags/items per seller. 

Come join us at our next upcoming general membership meeting! You can come as a member or feel free to attend as a guest.

At every meeting we serve you a delicious dinner by our expert volunteer chefs, have a mini-auction, and have a mini raffle. We also occasionally have speakers and demos to help educate our amazing members about this awesome hobby we call fish keeping! 

Beginners and  families are more then welcome and encouraged to attend. Get chances to speak with hobbyist with over 50 years of experience and learn about almost any aquatics species kept in the hobby from our more experienced members. Our club is full of knowledge with fish and everything related to them; whether it be Fancy Guppies or Lake Tanganyika Cichlids. Coming to our meeting will help you learn a ton and help your fish tank addiction grow! We hope to see you there! 

Come check out one of our meetings with the Greenwater Aquarist Society where We've always got somethin' goin' on!

Whats goin' on at this meeting?
Food: Hot dogs, Chili, and corn.  *Food will be served by people wearing mask and gloves for safety*
Bring a dish to share at your own discretion. 
Program: AUCTION
Top 3 raffle items: N/A A small raffle will be held at this event

Things to know about this event
This event will be outdoors, seating is available in the form of picnic tables. You are more than welcome to bring your own seating. We are requiring all attendees to wear a mask for everyone's safety. You are more than welcome to bring fish for our auction as usual. We are taking many precautions to ensure minimal contact. 

Questions/Comments/Concerns please contact our treasurer Rene @

2020 Schedules



November 6, 2020 - Friday - Meeting

November 22, 2020 - Sunday - SWAP

December 4, 2020 - Meeting


January 3, 2021 - Sunday - Members' Christmas in January 11am-6pm

February 5, 2021 Meeting

March 5, 2021 Meeting

April 9, 2021 Meeting

May 7, 2021 Meeting

June 4, 2021 Meeting

July 9, 2021 Meeting

August 8, 2021 Summer Member's Party 11am-6pm

September 3, 2021 Meeting

October 1, 2021 Meeting

November 5, 2021 Meeting

December 3, 2021 Meeting

January 2, 2022 Member's Christmas in January 11am-6pm