Fish Feed Additive with Plant Extracts for Caligus Sterilization
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Solution Overview
Problem
Current methods for controlling Caligus infestations in fish farming are inefficient, environmentally harmful, and often lead to resistance in ectoparasites, necessitating the development of alternative, ecosystem-friendly antiparasitic treatments.
Innovation Solution
A fish food additive comprising a mixture of Indian margosa extract, pepper extract, and Palmaria palmata seaweed extract as a taste masking agent, which limits larvae development and sterilizes female Caligus parasites when administered to fish.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional parasiticides are used to treat Caligus infestations, then parasite control is achieved, but environmental harm increases and parasite resistance develops
Solution Approach 1:
The patent changes the chemical parameters of the treatment by using plant-derived compounds (azadirachtin from margosa, piperine from pepper) instead of conventional synthetic parasiticides. This substitution maintains antiparasitic effectiveness while reducing environmental harm and resistance development, as these natural compounds have different modes of action and lower ecological toxicity.
Solution Approach 2:
The invention combines multiple plant extracts (margosa extract containing azadirachtin and pepper extract containing piperine) with specific seaweed extract (Palmaria palmata) as a taste masking agent. This composite formulation creates a synergistic effect that enhances parasite control while maintaining environmental friendliness, as the combination of natural compounds works more effectively than single substances alone.
2Reliability
If fish are fed the plant extract additive, then Caligus larvae development is limited and females are sterilized, but the additive must be incorporated into fish food which requires taste masking
Solution Approach 1:
The patent introduces a third substance (seaweed extract from Palmaria palmata) as an intermediary or mediator. This taste masking agent does not directly contribute to the sterilization function but enables the effective delivery of the active plant extracts by masking their unpleasant taste, thus resolving the conflict between maintaining effectiveness and managing formulation complexity.
Solution Approach 2:
The seaweed extract serves multiple functions: it acts as a taste masking agent to improve palatability of the medicinal feed, and simultaneously serves as a carrier or adjuvant that facilitates the delivery and absorption of the active plant extracts. This multi-functionality reduces the need for separate components and simplifies the overall formulation.
Data Source
AI summary
The present invention is related to aquiculture, particularly, to an additive to fish food comprising two plant extract and a seawater extract selected from Palmaria palmata as taste masking agent and method for combating ectoparasites in fishes. Even more, particularly, a food additive and method for combating/eliminating Caligus in fish farming centers and ocean concessions resulting in the sterilization of ectoparasite female.