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System and method for clam farming

a clam farming and system technology, applied in pisciculture, aquaria, climate change adaptation, etc., can solve the problems of increasing the initial seed stock expenditure, increasing the mortality rate during harvest, and relatively high mortality rates of conventional clam farming

Inactive Publication Date: 2005-06-30
MCRAE DOUGLAS S
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0005] Some embodiments include a clam farm below the surface of a body of water having a mean high tide level. The clam farm includes a plurality of clams arranged in rows. The rows are separated from each other by substantially a row separation distance. Each row has node points being separated from one another by a node separation distance. Each clam is buried substantially at a predetermined depth bel

Problems solved by technology

Conventional clam farming experiences relatively high mortality rates during the clam growth period generally lasting many months or years for clams to grow to marketable size from seed stock.
Unfortunately, this high density planting can increase expenditures for the initial seed stock.
Also, with high planting densities, mortality rates during harvest are increased because as some clams are dug up, their closely packed neighbors are accidentally destroyed.
Furthermore, mortality during the growth period typically has a less than uniform distribution with possible results including areas with few or no clam populations and other areas having overly dense populations of poorly formed and stunted clams adversely impacting production efficiencies.

Method used

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  • System and method for clam farming
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  • System and method for clam farming

Examples

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Embodiment Construction

[0021] A system and method for clam farming is described herein to plant, grow, and harvest clams while emphasizing considerations such as mortality reductions and production efficiencies.

[0022] As generally depicted in FIG. 1, a clam farm 10 is located along and below a portion of the Earth's surface 12 being generally at or below a mean tide level 16, and more particularly, at or below an upper depth 18 dependent upon an inter-tidal zone having a mean tidal high and mean tidal low and at or above a lower depth 20 generally dependent upon physiological constraints of divers or other practical constraints imposed by growing conditions for the clams if automated robotic harvesting techniques were employed.

[0023] In the clam farm 10, clams are planted at a predetermined depth below the Earth's surface with reference to guides 22, made from polyethylene rope, wire, bundled cable, fiber optic cable, or other flexible members, laid out along the Earth's surface or etched into the Earth...

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Abstract

A system and method for clam farming includes a supply ship coupled to a clam planter via a supply tube bundle having a plurality of individual tubes. The supply ship has a separation station configured for introducing individual clams into the individual supply tubes at a periodic interval. The clam planter includes an underwater vehicle and a plurality of row components that are slideably engaged with the underwater vehicle. Each of the row components is coupled to one of the individual tubes. As the underwater vehicle travels in a forward direction, the row components plow furrows and transport the individual clams into the furrows as they exit the individual tubes according to the periodic interval. A clam farm results having rows of clams near node points spaced from one another by node and row separation distances.

Description

BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The invention relates, in general, to aquaculture production of seafood, and, in particular, to systems and methods for clam farming. [0003] 2. Description of the Related Art [0004] Conventional clam farming experiences relatively high mortality rates during the clam growth period generally lasting many months or years for clams to grow to marketable size from seed stock. In an attempt to counter the mortality issue of the growth period, conventional clam farmers plant clams in relatively high densities. Unfortunately, this high density planting can increase expenditures for the initial seed stock. Also, with high planting densities, mortality rates during harvest are increased because as some clams are dug up, their closely packed neighbors are accidentally destroyed. Furthermore, mortality during the growth period typically has a less than uniform distribution with possible results including areas with few or no c...

Claims

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Application Information

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IPC IPC(8): A01K61/00
CPCA01K61/002A01K61/54Y02A40/81
Inventor MCRAE, DOUGLAS S.
Owner MCRAE DOUGLAS S