Means and method of maintaining a fish environment

Claim 1

MEANS FOR CLEANING A BODY OF WATER AND A GRAVEL BED THEREIN INCLUDING A PUMP AND MEANS TO POSITION SAID PUMP IN SAID BODY OF WATER, A VALVE MEANS, A CONDUIT COMMUNICATING SAID PUMP AND SAID VALVE MEANS, A FILTER BODY, A SECOND CONDUIT COMMUNICATING SAID VALVE MEANS WITH SAID FILTER BODY, A THIRD OPEN-ENDED CONDUIT COMMUNICATING WITH SAID VALVE MEANS, SAID VALVE MEANS BEING OPERABLE TO PLACE SAID PUMP IN COMMUNICATION THERETHROUGH WITH SAID FILTER BODY AND ALTERNATELY TO PLACE SAID PUMP IN COMMUNICATION THERETHROUGH WITH SAID THIRD CONDUIT, THE OPEN END OF SAID THIRD CONDUIT BEING POSITIONABLE ADJACENT SAID GRAVEL BED.

Claim 2

THE METHOD OF CLEANING A GRAVEL BED WITHIN A BODY OF WATER WHICH COMPRISES THE STEPS OF WITHDRAWING WATER FROM SAID BODY, DELIVERING SAID WITHDRAWN WATER UNDER PRESSURE AGAINST SAID GRAVEL BED WITHIN SAID BODY OF WATER TO AGITATE THE PARTICLES OF SAID GRAVEL BED, DISCHARGING DELETERIOUS PARTICLES FROM SAID GRAVEL PARTICLES INTO SAID BODY OF WATER.