Have found another one , also loved by children. Have a feeling the chords will end up askew, contact me if you need them .

                                       The Mermaid                                                             
Traditional. Arrangement by the Pog Band
                              G                        C          G
VERSE 1:         It was Friday night and we set sail
                                     C             D7                G                                       
                     And we were not far from the land
                                                                         C          G         
                    When our Captain he spied a mermaid so fair
                               C                D7             G                        
                   With a comb and a glass in her hand
               
CHORUS: And the ocean waves do roll
                                                            D7
                    And the stormy winds do blow
                         G                               C               G
                    And we poor sailors are skipping up aloft
                                     C                  D7             G         
                   While the landlubbers lie down below, below, below
                                     C                D7               G
                    While the landlubbers lie down below   

                                 G                               C                   G
VERSE 2:        Then up spoke the Captain of our gallant ship
                           C          D7         G                                       
                And a fine old man was he. He said,
                                                                                        G               
                    "This fishy mermaid has warned me of our doom   
                                  C                D7                   G                                       
                We shall sink to the bottom of the sea."
                                G                            C                     G
VERSE 3:        Then up spoke the mate of our gallant ship
                           C                D7         G                                       
                And a fine spoken man was he. He said,
                                              C                         G
                   "I have a wife in Brooklyn by the sea,
                               C                   D7               G                                    
                But tonight she'll be weepin' for me."
                                                
                                  INSTRUMENTAL BREAK
                            G                                  C                     G
VERSE 4:        Then up spoke the Cabin Boy of our gallant ship
                           C             D7         G                                    
                And a fine young lad was he. He said,
                                                            C                   G            
                   "I have a sweetheart in Salem by the sea,
                                C                      D7             G               
                    But tonight she'll be weepin' for me."
                                                
                                 G                            C                   G
VERSE 5:    Then up spoke the Cook of our gallant ship
                           C             D7                G                                    
                And a crazy old butcher was he. He said,
                                                               C                G      
                   "I care much more for my pots and my pans
                               C               D7                   G                        
                    Than I do for the bottom of the sea."
                                                   
                           G                                  C                        G
VERSE 6:        Three times around spun our gallant ship
                     C                      D7             G            
                    Three times around spun she. ( Oi ! Oi ! Oi ! )
                                                         C                              G                                       
                Three times around spun our gallant ship
                        C                  D7                   G                                    
                Then she sank to the bottom of the sea.